Hk91 barrel

The barrel trunnion on a PSG1 is almost twice as long as the normal HK91 trunnion so I will either need to replace the trunnion with a longer one or make/buy an extension for the stock trunnion and weld it on. The extension helps give the extra long barrel additional support and acts as a support for the rear section of the PSG1 for grip.

RyanH&K21EOwner. 1294 posts · Joined 2001. #2 · Nov 3, 2007 (Edited) HK 21 Barrel length. No it doesn't... No change with either 17" or 21" HK barrel... If you want the cycling rate changed on the HK 21 you must buy different locking pieces for the rate of fire effect... 17 locking piece to reduce rate of fire.We recently started producing many different HK replacement pistol barrels with extended length and threads to accommodate silencers! The pistol models we have made are USP, USP Compact, VP-9, Mark 23, HK45, P30, and P2000. The other added benefit to these barrels besides being able to have a silencer screw on is the fact that they have ...HK PSG-1 Build Services. PSG1 build services. We can build your PSG1 using your provided parts and receiver/rifle or piece it together for you. 308/7.62×51 or 223/5.56 Available. CLICK HERE for the PSG1/MSG90 Custom Scratch Build Options and Service/Work Order Page. CLICK HERE for the 91 to PSG1/MSG90 Conversion Options and Service/Work Order ...G3 / HK91 Barrel, Stripped, IH Marked, 7.62x51 *Excellent* Out of stock. Add to Compare. G3 / HK91 Barrel, Stripped, 7.62x51 *Excellent* Out of stock. Add to Compare. G3 / HK91 Wood Stock w/Handguard & Grip, No Recoil Spring Assembly, *Very Good* Out of stock. Add to Compare.HK 91 how accurate? Jump to Latest Follow. 18K views 25 replies 8 participants last post by Blitzkrieg Mar 13, 2012. W. watergun Discussion starter. 101 …

The barrel is marked "HKKP" and the bolt face doesn't appear to have a raised area like it should for a polygonal rifled barrel. Click to expand... Much clearer pics --- the barrel date solves the mystery --- the HK / 79 barrel is a standard rifling barrel --- I thought that the grooves were too prominent !!! :biggrin:Brownell's did at one point have MR556 barrels for sale. The price was a little over $700. Also this is the same figure in price with obtaining a barrel directly from HK here in the US and that is **when** or **if** they can take any away from **production** during the time of one trying to obtain a replacement barrel or trying to buy one out right directly from them.Most accurate match barrel for HK91. I want to rebarrel the HK with the best match-grade heavy barrel that's about 20". I have a polygonal now and it's not any more accurate than conventional barrel. I want a little more accuracy as well as velocity, being 2" longer. I also want it optimized for 168grainers and larger, meaning 1/10 twist.Cracker Barrel is a beloved American restaurant chain known for its homestyle cooking and warm hospitality. One of the highlights of dining at Cracker Barrel is their full breakfas...Barrel / Bolt Assemblies. Stocks / Handguards / Furniture. Trigger Groups / Housings / Selectors. Magazine Release / Cocking Assemblies. ... HK93 / HK91 / G3 Front Tower …

An HK fluted barrel needs to be cleaned to properly extract rounds. Threaded 8/32 for use with nearly all common cleaning rods. Compatible with: HK 91; HK G3; PTR; Custom .308, 7.62 builds, or custom clones; View All Close. Additional Information. Origin: German. Firearm Model: HK 91. Firearm Model: HK G3. Firearm Model: Clones. Caliber: 7 ...I imagine HK 91's are constructed the same way. In other words, the barrel cannot be removed from the receiver. (Note that the parts kits. sold by Federal Arms and others still have part of the old receiver. attached to the barrel assembly, and it must be removed before the barrel. assembly can be installed in a new receiver -- and removing …If you’re looking for a versatile container that can handle a variety of industrial and personal needs, then the 55 gal blue plastic barrel is an excellent choice. One of the most ...You can't put a hk11 barrel in a g3 (easily). A hk11 barrel is detachable and locks in a special trunion. If you mean take a hk11 barrel, mill a ton of it off, then re-press it in a g3 trunion, sure why not waste a few thousand dollars. 2. The exactor is the least of your worries, a g3 bolt will work on a hk11/21 barrel, a hk11 bolt will need a ...

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The lineup of HK barrels for sale offers a simplified way to upgrade the accuracy and functional performance of your Heckler and Koch pistol. HK threaded barrels are precision made from ordnance-grade steel for a flawless drop-in fit, and feature polygonal rifling, a micro-polished feed ramp, and a thread pitch of 1/2x28 for compatibility with a wide range of suppressors. Looking for a high-quality barrel for your HK USP pistol? Midwest Gun Works offers a wide range of barrels for different models and calibers of HK USP, including threaded barrels for suppressor use. Whether you need a replacement barrel or want to upgrade your accuracy and performance, you can find the best barrel for your HK USP at Midwest Gun Works.HK G3/91 Series. Discover the ultimate collection of parts for your H&K G3 and H&K 91, designed to enhance precision, reliability, and performance. Featuring G3 Stocks for improved ergonomics, 91 Barrels for superior accuracy, and G3 Triggers for enhanced responsiveness. Our selection also includes 91 Handguards for advanced protection and ...HK Parts. Made in USA - HK G3/91 Barrel - Made in USA - Direct replacement for your shot out G3/91 barrel or for that HK91/G3 build where you need a US made barrel for compliance. 17.7" long 1:12 twist. Chambered 7.62 NATO with 12 flutes just like the factory fluted HK German barrels. Knurled sight ring.JLD91k with an 8 groove TC barrel with iron sights at 100yrds.This is a 5" stick on off a sandbag with some portugese,13 rounds fired with some 2 shot groups under an inch.Not great,but its not a REAL hk91 or is it better. NO spread at all with these heavier profile barrelsWe offer many HK G3, 91, & PTR barrels and trunions on our website. Some of these listed barrels are made right here in the USA, so they count as one US compliant part. We also offer H&K trunions that are from demilled G3 parts kits and will have left over receiver, barrel stubs installed along with factory barrel pins.

Actually created in 1999 (the original posts from the first database were lost), we are a forum dedicated to and laser-focused on Heckler & Koch firearms, Heckler & Koch accessories and the owners and enthusiasts that love them! Come join the discussion regarding HK pistols, long arms, NFA arms, HK accessories, HK history and trivia and more.Here I am testing my HK91A3 with a 18" barrel vs my Remington 700 with a 24" barrel over my chronograph. I was using Hirtenberger 7.62x51mm NATO as a control...1291 posts · Joined 2001. #2 · Oct 27, 2008. I don't believe any of the 91/93 barrels are chrome lined. Factory HK barrels are hammer forged. I sold my HK's and bought a whole bunch of Century C93s. The best rifles on the planet bar none. I love the C93 pistols with the 12 o' clock slot! Like.The barrel is marked "HKKP" and the bolt face doesn't appear to have a raised area like it should for a polygonal rifled barrel. Click to expand... Much clearer pics --- the barrel date solves the mystery --- the HK / 79 barrel is a standard rifling barrel --- I thought that the grooves were too prominent !!! :biggrin:Barrel / Bolt Assemblies. HK G3 HK 91 HK PTR91 HK G3K Barrels Bolt Carrier Groups Assemblies Available. FILTER PRODUCTS BY. Condition. New; ... Your Price: $10.99 In Stock HK93 / HK91 / G3 Front Tower Sight Triple Frame. Sale. $21.99 On sale $14.99 In Stock HK91 / HK G3 Bolt Head . Sale. $374.99 On sale $259.99 In Stock HK91 / G3 …Sep 8, 2020 · The SR9 is essentially a redesigned HK91, to make it more of a sporter rifle. While all HK’s display good accuracy, the standard SR9 does not meet the everyday accuracy standards of sniping. But the (T) and (TC) versions of the SR9 can make nice sniper/marksman’s rifles. The (T) is the target version of the SR9 and uses the PSG-1 trigger ... HK Tutorial: Build a JLD PTR-91 HK Clone. (updated 04-09-2020) Introduction. JLD Enterprises purchased the HK equipment from FMP (Portugal) to manufacture HK G3 type receivers in the USA. The …Before any upgrades are made, the G3 platform's 18-inch stepped barrel weighs nine and a half pounds, more than 308 ARs with full-length free float rails. ... Will fit most HK 91, 93, & MP5 variants and clones; Some firearms may require additional fitting;Buy Heckler & Koch HK91 .308 1980: GunBroker is the largest seller of Semi Auto Rifles Rifles Guns & Firearms All: 1044072241. ... HK Parts. All HK Parts; HK Barrels; HK Frames; HK Grips; HK Magazines & HK Clips; HK Slides; HK Triggers; Small HK Parts; Other HK Accessories & Parts; SKS Parts. All SKS Parts; SKS Barrels;

HK USP 9MM BARREL. $ 220.00. In Stock. A National Match replacement pistol barrel for the Heckler-Koch line of pistols made from gun barrel certified chrome moly steel for strength and longevity. Conventionally rifled for lead and jacketed bullets, with fully supported chambers in all calibers. Available in factory standard length, extended ...

When having a barrel parkerized, how does the process affect the rifling? Specifcally, I'm considering refinishing my HK91. Having experince with airgun/brush painting, I'll end-up Duracoating it myself but will have to take it somewhere for parkerizing (as from what I've been reading appears to be the proper base treatment).COMMON THREAD PITCHES. We've complied a list of the most common barrel thread pitches for pistol and rifles. The most common thread pitch by caliber are marked by an asterisk. By Thread Pitch. 1/2-28. .22lr Rifle & Pistol. 9mm Pistols (Beretta, Glock, Springfield) 5.56 / .223 Rifles (AR-15s) 1/2-36.G3/HK91 Barrel. 18" .308WIN match grade barrel made in the U.S. Barrel is threaded 5/8x24 and makes a great replacement or addition to your next build. WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm.You could use an unfired 7.62 round as a template to profile the shape of your electrode and a fired case to measure the flute dimensions (length, depth, and shape), but the best way would be to find an old G3/91 barrel and dissect it. Gerard Miller. 864.303.7065. [email protected]. Power Shot Manufacturing.8570 posts · Joined 2006. #4 · Mar 31, 2010. And there's a really easy and difinitive way to tell the difference - the 1:7 barrels have a conspicuous "178" stamped down near the trunnion indicating 1 twist in 178mm. The 1:12 barrels are not marked 178. Don't let anyone try to sell you one as a 1:7 twist barrel if it doesn't have the marking.Details. G3 / HK91 barrel, stripped, 7.62x51mm, in *Excellent* condition. Sold Individually. These are great replacement parts for G3/HK91! Removed from service rifles. Bore is in *Excellent* condition. Shows signs of wear, marring, grime, etc... Parts must be inspected and tested by a qualified and competent gunsmith or armorer before use in a ...PTR 91 Receiver. Click image for detail. Price: $249.99. View product. PTR G.I. R Magpul FDE Cerakote Edition. Battle Rifles. PTR Rifle G.I. R Magpul FDE Cerakote Edition,The PTR 112 rifle with welded top rail, Paddle Mag Release & MAGPUL FDE Color . Please Click Image for More Details. Price: $1,189.00.

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HECKLER & KOCH HK 91. 1. SKU 303429. used good Used Price. $4,300.99 In stock. As low as $126.32/month. Learn More. Add to Cart Make An Offer ... Barrel Length: 18 BARREL: WARNINGPREBAN HECKLER & KOCH HK91 .308 RIFLE | The Gun Parlor | Worcester | 01605. Everything shown is in our inventory at our showroom in Worcester, Massachusetts. If you are coming to our store please call, email, chat or place your order on our website to confirm that it is still in stock & available for pickup. IMPORTANT!Used Surplus Genuine German HK G3 .22 caliber conversion kit Fits and converts all HK91, G3 rifles to shoot the cheap and readily affordable .22 LR ammunition. Includes bolt group, barrel tube, 1 magazine, and cleaning kit and wooden green case. NO MANUALS included as these last units did not have them.These units MAY have bent barrels.Sep 12, 2012 · You could use an unfired 7.62 round as a template to profile the shape of your electrode and a fired case to measure the flute dimensions (length, depth, and shape), but the best way would be to find an old G3/91 barrel and dissect it. Gerard Miller. 864.303.7065. [email protected]. Power Shot Manufacturing. Actually created in 1999 (the original posts from the first database were lost), we are a forum dedicated to and laser-focused on Heckler & Koch firearms, Heckler & Koch accessories and the owners and enthusiasts that love them! Come join the discussion regarding HK pistols, long arms, NFA arms, HK accessories, HK history and trivia and more.Used Surplus Genuine German HK G3 .22 caliber conversion kit Fits and converts all HK91, G3 rifles to shoot the cheap and readily affordable .22 LR ammunition. Includes bolt group, barrel tube, 1 magazine, and cleaning kit and wooden green case. NO MANUALS included as these last units did not have them.These units MAY have bent barrels.H&K's G3 Rifle is a rugged and reliable battle rifle that's seen serious use since its adoption throughout today. In many ways, Heckler & Koch's G3 rifle may be the real "AK of the West.". While the FN FAL received the moniker "right arm of the free world" and reached a similarly symbolic status in the West as the Kalashnikov did ...Built on a customer supplied factory German SP89 and barrel. Price Available Upon Request: HK SP5K to MP5K: Install paddle mag release; Remark to MP5K; Laser Engraving of Mag Well; Refinish HK black. ... Built on a customer supplied factory German HK91. Price Available Upon Request: TSC Conversion 33 Description Price; 93 to 33:These G3 parts kits contain all the parts from a functional HK G3 full auto rifle, except for the barrel and receiver and have matching numbers. These kits are loaded with character & will vary from kit to kit in the patina on the metal and other parts and the kits are NRA Rated good condition. Cocking tubes may have dings or dents and require ...RCM HK STYLE MP5 PDW/K NAVY BARREL 9MM 1/2-28 TPI. $ 165.00. Add to cart.I pulled the barrel out of an HK91 for cutting/turning. When reinstalling the barrel, should I try to align the retaining pin notch back into it's original position or should I install the barrel rotated 180 degrees and drill a new notch for the retaining pin? ... Well, I took the barrel to my welder buddy and after inspecting it, he was ...Adam Webber/HKParts.net usually have inventory of quality match barrels for both MSG-90/90A1 and PSG-1 clone rifle builds, including LW, Schneider, Douglas, etc. Depending on mfg, a match barrel for an HK91 will run you $750+ up to ~$1k for JUST THE BARREL (noth the accompanying PSG/MSG style trunnion which you really will need to … ….

Jun 19, 2021 ... ... barrel PTR 91 and ending up with something ... Germany's G3 - HK91, the birth of H&K (Heckler & Koch) - feat. ... PTR 91FR (G3 / HK91 DMR clone)&nb...HK STYLE PARTS. With a long history of making assault rifle, and machine gun parts it was a natural step for RCM Inc. to start making all kinds of HK parts. The reason we have been so successful at making HK type replacement parts is our commitment to precision, quality and value! Starting out with the HK MP-5 submachinegun line of parts ...HK G3 HK 91 HK PTR91 HK G3K Barrels Bolt Carrier Groups Assemblies Available. FILTER PRODUCTS BY. Condition. New; Used; Caliber / Gauge. 7.62x51 / .308; Multi Caliber; Color. Black; Stainless / Stripped; Products (Total Items: 15 ) HK G3 / HK91 / PTR91 Firing Pin and Spring Set. Your Price: $10.99 HK PSG-1 Build Services. PSG1 build services. We can build your PSG1 using your provided parts and receiver/rifle or piece it together for you. 308/7.62×51 or 223/5.56 Available. CLICK HERE for the PSG1/MSG90 Custom Scratch Build Options and Service/Work Order Page. CLICK HERE for the 91 to PSG1/MSG90 Conversion Options and Service/Work Order ... As far as the money, I'll bet, with all the custom work and markings, you'll end up spending what you would on a "shooter" grade HK 91 to have a "HK G3" marked semi auto rifle. Between the engraving, rolling the flat, G3 parts set, custom build with finish and 922 (R) parts, I'd think you are looking at around $2,500-$2,800 for your "HK G3 ...Details. Original G3 / HK91 Barrel Assembly, triple frame and cocking tube, complete with Trunnion, 7.62X51 NATO, in *Fair* condition. Sold Individually (unit pictured is what you … Midwest Gun Works Product Info for Heckler & Koch Threaded Barrel, HK USP45 Tactical, 45 ACP. This Heckler & Koch 5.09-inch Threaded Barrel for HK USP45 Tactical Pistols provides an enhanced shooting experience by allowing you to precisely control your shots. Heckler & Koch machined these Pistol Barrels from steel before heat treating them for maximum toughness ...7 posts · Joined 2013. #6 · Oct 2, 2017 (Edited) In my long quest for a conversion barrel, I happened upon HKPro.com's web site and saw that the 9mm barrel for the P2000 says "New HK German HK P2000 Barrel 9mm. Brand new cold hammer forged 9mm P2000 barrel. Perfect for those that want to have a spare or for caliber conversion swaps.".Upgrade your HK G3, HK91, or compatible clone with the perfect barrel. Choose from original HK barrels, precision-crafted aftermarket options, and various lengths for optimal performance. Hk91 barrel, JLD91k with an 8 groove TC barrel with iron sights at 100yrds.This is a 5" stick on off a sandbag with some portugese,13 rounds fired with some 2 shot groups under an inch.Not great,but its not a …, Mar 5, 2012 · JLD91k with an 8 groove TC barrel with iron sights at 100yrds.This is a 5" stick on off a sandbag with some portugese,13 rounds fired with some 2 shot groups under an inch.Not great,but its not a REAL hk91 or is it better. NO spread at all with these heavier profile barrels , HK94, MP5, Barrel and Trunion, Pin, HK91, G3, HK, PTR91, German Parts, Surplus,HK, HK94, MP5K, German Parts, Surplus, RTG Parts, HK91/G3 Gunsmith suggestions? ... Ghillie, what's your going rate on a paddle release conversion for a PTR GI or heavy barrel? Yes Virginia, there are ancient conspiracies in high places German guns, German girls, German cars, German beer and German dogs.. what's not to like?, Mar 13, 2017 ... barrel working in harmony to create a stable release of the projectile and a return to zero at the end of the turbulent cycle tamed by ..., Approximately 1.2 million barrels of kerosene are used worldwide everyday. In the U.S., kerosene is a highly combustible fuel that is perfect for jets because of its low risk of ex..., Made in U.S. by PTR. G3/HK91 Barrel. 18" .308WIN barrel made in the U.S. Barrel is threaded 5/8x24 and makes a great replacement or addition to your next build. These are perfect for the G3/FMP parts kits . WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer and birth defects or other ..., This Pristine Pre-Ban HK91 manufactured in 1980 should grab the attention of serious collectors. There were only 48,819 of these that made it into the country before they were banned by executive order in 1989. This weapon is as clean as I've ever seen one of these. This is the Paratrooper variant of the HK91 but it comes with the Standard Stock, nine …, CETME / HK 91/G3 REPLACEMENT BARREL. $138.00. Buy a NEW.....Made to the highest tolerances and finest material available. Perfect for that HK or Cetme b for sale by VGP on GunsAmerica.com the best online marketplace for buying and selling semi auto pistols, firearms, accessories, and collectibles : 959734213., Product Details. HK53 8.275" 5.56x45MM cold hammer forged barrel made by RCM. Built to exact German specifications with 1/7 twist, fluted chamber and 15x1 RH threading to accept standard HK33 & G3 muzzle devices. Nitride Finish and Cold Hammer Forged for the ultimate in durability and dependability. Made by RCM, Rim Country MFG., however, if it is an original 15.5" HK barrel built from an early kit it's very likely the flash hider has been blind pinned, welded, or silver soldered in place. The ability to remove the flash hider on an original 15.5" HK barrel would constitute a SBR and is a no, no per the ATF, P30L 9mm Barrel. $240.00. Add to cart. Barrel for VP40 - Threaded, Drop In. $285.00. OUT OF STOCK. Back Order. Barrel Threaded USP9. $356.00. , HK Army LAZR Lite Barrel. 68 Reviews. $99.95. +5. Crafted with accuracy and style in mind, the HK Army LAZR Barrel Kit delivers unrivaled performance. The precision barrel bore-honing used in the development of the LAZR allows for improved diameter uniformity and a smooth interior finish. This attention to surface detail will deliver you the ..., had 2 HK91's over the years, carried the one in west central Africa for 3 years. as far as 308 guns it is heavy but i never noticed it, recoil?? i have shot far worse guns that recoil a lot more-shoot a Remington 8 or 81 in 300 savage, barrel and action com back about 3 inches then the bolt carrier locks back as the barrel goes back forward ..., This is an original factory replacement part from HK. Factory replacement parts are manufactured to the exact same specifications and tolerances and use..., When having a barrel parkerized, how does the process affect the rifling? Specifcally, I'm considering refinishing my HK91. Having experince with airgun/brush painting, I'll end-up Duracoating it myself but will have to take it somewhere for parkerizing (as from what I've been reading appears to be the proper base treatment)., HK21E HK23E ELBOW SPRING FOR LOCKING LEVER NEW, GERMAN. Price $8.95. HK33/53 G3 HK21 X HAMMER WITH PINNED STRUT COMPLETE NEW, GERMAN. Price $99.95. HK PART NUMBER 221693, BUSHING / BUCHSE. Price $1.95. HK PART NUMBER 221147, RIVET BELOW / NIETBOLZEN UNTEN. Price $2.95., Product Details. HK53 8.275" 5.56x45MM cold hammer forged barrel made by RCM. Built to exact German specifications with 1/7 twist, fluted chamber and 15x1 RH threading to accept standard HK33 & G3 muzzle devices. Nitride Finish and Cold Hammer Forged for the ultimate in durability and dependability. Made by RCM, Rim Country MFG., Heckler & Koch HK41. The Heckler & Koch HK41 is a semi-automatic version of the Heckler & Koch G3 battle rifle. [1] It was produced by Heckler & Koch for civilian sales and Bundeswehr reservist market for a rifle that could be privately owned in Germany but which would duplicate the handling of the G3 for reservists to practice with. [2], Mar 13, 2017 ... barrel working in harmony to create a stable release of the projectile and a return to zero at the end of the turbulent cycle tamed by ..., They screwed right on. No machine work, no sending the rifle away, they screwed right on. On a similar note, I bought the same flash suppressor made for use on the HK rifles by AAC and it threaded right onto a Spanish FR8 bolt gun. That is a cute little suppressed rifle. [ARCHIVED THREAD] - HK91 barrel threading. ARCHIVED., Jul 11, 2012 · 48 posts · Joined 2010. #10 · Jul 14, 2012 (Edited) Ghilliebear is about the same price to rebarrel as what I paid. I paid a little extra for some parts. The HK gunsmiths baseline price for a PTR91 rebarrel was $450. The HK Gunsmith I used was referred by Ghilliebear. He is in Kalifornia and does PTR91 rebarrels. , Product Details. HK53 8.275" 5.56x45MM cold hammer forged barrel made by RCM. Built to exact German specifications with 1/7 twist, fluted chamber and 15x1 RH threading to accept standard HK33 & G3 muzzle devices. Nitride Finish and Cold Hammer Forged for the ultimate in durability and dependability. Made by RCM, Rim Country MFG., Midwest Gun Works, Find out about the many different types of specialty ceilings for your home including vaulted, coffered, tray, recessed, barrel, and dropped. Expert Advice On Improving Your Home V..., G3/HK91 Barrel. 18" .308WIN match grade barrel made in the U.S. Barrel is threaded 5/8x24 and makes a great replacement or addition to your next build. WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm., If you’re looking for a versatile container that can handle a variety of industrial and personal needs, then the 55 gal blue plastic barrel is an excellent choice. One of the most ..., HK91 M 15x1 RH Knight Armament Co SR25 3/4x24 Rock River Arms *350 Legend 9mm 1/2x36 Ruger.22 Cal .45 ACP1/2x28 5.56 mm 1/2x28 Mini 14 9/16x24 ... AFTER MARKET BARRELS.22 Cal 1/2x28 9mm 1.2x28.40 S&W 9/16x24.45 ACP .578x28 *Aftermarket barrels can be purchased in metric threads as well for consistency., Upgrade your HK G3, HK91, or compatible clone with the perfect barrel. Choose from original HK barrels, precision-crafted aftermarket options, and various lengths for optimal performance., It is instead a variation on the G3/HK91 originally developed by American H&K specialist Bill Fleming. He was contracted by a UK-based company called FR Ordnance to produce a submachine gun sized version of the G3 for British SAS and SBS use. ... With full-power 7.62mm NATO ammunition and all of an 8.3 inch barrel, the …, HK USP 9MM BARREL. $ 220.00. In Stock. A National Match replacement pistol barrel for the Heckler-Koch line of pistols made from gun barrel certified chrome moly steel for strength and longevity. Conventionally rifled for lead and jacketed bullets, with fully supported chambers in all calibers. Available in factory standard length, extended ..., 182 posts · Joined 2005. #3 · Jun 11, 2010. Suds is right. The 1x7 barrels are stamped with the number 178 near the chamber. I can send you a picture of mine if you want to see what one looks like. I had an HK 93 barrel with the same markings as yours. It was in an IC date coded HK 93., The pitting isn't going to cause a baffle strike so don't worry about it. Were the pitting at the muzzle crown, then there's a narrow possibility. I'd can it up and shoot it and in the mean while keep an eye out for a replacement barrel. Look for an original HK91 or a contract military barrel that's in excellent condition.