HK G3/91 Small Parts
Never be without the little things. Our selection includes every essential HK G3/91 small part, from pins and springs to detents and locking pieces.
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H&K Rifle Extractor Spring For All HK's
H&K Heckler & Koch
$6.74HK German 308/7.62 & 556/.223 Rifle Extractor Spring New factory HK German part. The extractor spring is the number 1 replaced item on HK firearms. Many HK gunsmiths recommend upgrading MP5/94 series HK's with this longer/stronger silver spring vs...HKP-00188$6.74 -
H&K Small Push Pin - Forearm & Lower
H&K Heckler & Koch
$8.95H&K Small Push Pin - Forearm & Lower All steel HK German small push pin for use on the lower grip housing. The small push pin is also the correct pin for holding the HK forearm in place. Compatible With: HK91, G3, PTR HK93, 33, 53 HK MP5, 94,...HKP-00075$8.95 -
H&K Ejector Lever Spring
H&K Heckler & Koch
$6.95H&K Ejector Lever Spring The new HK German factory ejector lever spring fits all HK 90 series of rifles and pistols. This is a common repair and replacement part and it is a recommended spare part for every HK enthusiast or shooter. Compatible...HKP-00059$6.95 -
HKP 1st Gen Roller Retainer Plate To Spring Upgrade
HKP HK Parts
$9.95HKP 1st Gen Roller Retainer Plate To Spring Upgrade This action 3 roller retainer spring for all 1st Generation bolt heads replaces the oval-shaped roller retainer plate. HK made a wire spring as an upgrade for later production bolt heads to improve the...HKP-02119$9.95 -
HKP Small Push Pin - Forearm & Lower
USA
$6.95HK Small push pin - US MAde All steel small push pin for use on the lower grip housing for a push pin style of lower housing. Black nitride finish which adds extra durability to the pin plus corrosion and abrasion resistance. The small push pin is also...HKP-20397$6.95 -
H&K 90 Series Butt Stock Push Pin
H&K Heckler & Koch
$3.95H&K 90 Series Butt Stock Push Pin Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. Large push pins are for the stock and the small push pin is for the forearm and lower. The HK German genuine push...HKP-18038$3.95 -
US Ejector Lever Axle
HKP HK Parts
$6.95US Ejector Lever Axle This US ejector lever axle pin holds the ejector lever in place in the trigger pack. Made out to HK spec for the best US replacement part on the market. The best replacement for your worn out or broken axle. A must have replacement...HKP-20630$6.95 -
FMP Rifle Extractor Spring For All HK's - HK Contract FMP
FMP
$3.49HK Contract FMP (Portuguese) 308/7.62, 5.56/.223 Rifle Extractor Spring New factory contract part. The extractor spring is the number 1 replaced item on HK firearms. Many HK gunsmiths recommend upgrading MP5/94 series HK's with this longer/stronger...HKP-16248$3.49 -
H&K German Roller Retainer Plate For Rollers
H&K Heckler & Koch
$2.74HK German Roller Retainer Plate For All Rollers - Used This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with the use and age of the service weapon. Compatible With All Original 1st...HKP-02690$2.74 -
H&K 93/53/91/G3 Cocking Handle Spring
H&K Heckler & Koch
$5.74New Style Cocking Handle Lever Spring - German This is the latest HK German spring design with the factory HK anti-corrosion plating applied. The factory HK springs last longer and is more tolerant to corrosion. A perfect upgrade for your older...HKP-00348$5.74 -
H&K Roller Retainer Pin - New Style
H&K Heckler & Koch
$6.95HK Roller Retainer Pin, Clamping Sleeve- New Style This part works with all roller retainer plates and springs. HK started this change of roller retainer pins starting in all 2011-produced bolt heads. Works with all styles of roller retainer plates...HKP-01954$6.95 -
H&K 90 Series Pinned Hammer
H&K Heckler & Koch
$29.95Hammer, Full Auto HK 90 Series Trigger Packs - German HK - Used German HK Hammer- used, surplus in VG-EXC shape and in perfect working order. With the proper hole on the hammer to pin the strut in place. This hammer is the hammer that is most commonly...HKP-18305$29.95 -
H&K Locking Roller Pin For Bolt Heads
H&K Heckler & Koch
$6.95H&K Locking Roller Pin For Bolt Heads HK roller retainer pin or clamping sleeve (holds roller retainer plate in place). Each retainer pin works with all roller retainer plates & springs. All 3 types including oval-shaped roller retainer...HKP-00066$6.95 -
HKP HK 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Hex Buffer Screw - Front
HKP HK Parts
$0.69Enhanced Hex Style Buffer Screw New upgraded hex head style front buffer screw. Each buffer assembly uses 2 of these screws to affix the buffer to the back plate and central stock section. The old style buffer screws were used the older slotted head and...HKP-17883$0.69 -
H&K Oversized Barrel Retaining Pin - 5.25mm
H&K Heckler & Koch
$9.95H&K Oversized Barrel Retaining Pin - 5.25mm This is the barrel pin used for installing a new or replacement barrel. HK suggests using a new factory barrel pin when installing or reinstalling an HK barrel in the trunnion. Each pin is slightly...HKP-16954$9.95 -
H&K 91/G3 (7.62x51/.308) Cocking Handle Axle Pin
H&K Heckler & Koch
$9.95New HK German G3, 91, 21, & PTR Cocking Handle Axle Pin This is a new HK factory part for the .308 HK rifle. This part is the axle pin that holds the cocking handle in place on the cocking tube support. Will also work perfect for all HK93, HK53, HK33...HKP-01690$9.95 -
HKP 90 Series Flat Trigger - Enhanced
HKP HK Parts
$49.95HKP 90 Series Flat Trigger - Enhanced With the utmost attention to detail in the design and manufacture of the HK Parts flat 90 series trigger. Each enhanced flat trigger will fit all 0,1 & SEF & Navy style trigger packs. Each trigger counts as...HKP-18364$49.95 -
H&K 91/93/33/53/G3 (5.56/ 223) & (7.62x51/.308) Buffer Screw Locking Washer - Zinc Plated
H&K Heckler & Koch
$0.25HK G3, 91, PTR & HK93, 33, 53 - Locking Washer For Small Buffer Screws New not surplus latest generation of G3, 91, PTR toothed locking washer. Zinc plated (galvanized) as to not corrode or rust like the older style units found on surplus stocks...HKP-17882$0.25 -
HKP Roller +6 - New - 8.06mm
HKP HK Parts
$8.99Roller +6 - New - 8.06mm HK Parts Standard (8.06 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to...HKP-19439$8.99 -
HKP Rear Sight Oval Washer
HKP HK Parts
$2.95HKP Rear Sight Oval Washer HK German oval washer for the rear sight diopter style assemblies. This is the needed washer used in conjunction with the locking washer. Fits and works with all diopter-style rear sights.HKP-00870$2.95 -
HKP Quick Detach Sling Attachment Sling Pin - Small
HKP HK Parts
$37.95HKP Quick Detach Sling Attachment Sling Pin - Small The small push pin is used to retain the forearm to the receiver on the 90 series of firearms. The QD sling pin is a great replacement item as it will allow the user to simply swap the push pin for the...HKP-18071$37.95 -
H&K Push Pin Set - MP5, G3/91, 33/53/93
H&K Heckler & Koch
$15.49HK Set Of Two (One Large And One Small) Push Pins -Used These are great replacements or spare parts to keep on hand. Compatible With: HK91 & G3 53, 33, and 93 MP5, SP5, SP89 PTR and GSG-5 family of guns. Please Note: The GSG5 will take...HKP-00673$15.49 -
HKP Roller +8 - New - 8.08mm
HKP HK Parts
$8.99Roller +8 - New - 8.08mm HK Parts Standard (8.08 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to...HKP-19437$8.99 -
H&K Roller For Bolt Head 8.00mm - Standard
H&K Heckler & Koch
$12.95H&K Roller For Bolt Head 8.00mm - Standard The 8mm roller is the proper roller size for the standard "zero" function. The correct 8mm roller is essential for proper head spacing and bolt gap. New HK German, not surplus or used goods, that are worn...HKP-00506$12.95 -
HKP Roller +2 - New - 8.02mm
HKP HK Parts
$8.99Roller +2 - New - 8.02mm HK Parts Standard (8.02 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to...HKP-19423$8.99 -
HKP Quick Detach Sling Attachment Sling Pin - Large
HKP HK Parts
$37.95HKP Quick Detach Sling Attachment Sling Pin - Large The large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. The QD sling pin is a great replacement item as it will allow the user to simply swap the pushpin for...HKP-18070$37.95 -
H&K 91/G3 (7.62x51/.308) Extractor
H&K Heckler & Koch
$13.95HK German HK G3, HK, 91 & PTR 91 .308 Extractor New HK German. The G3 is out of production and this small lot of new old stock extractors is available at the best price in the country. Fits all models of HK G3 style firearms and CETME's. Compatible...HKP-00495$13.95 -
HKP Roller +4 - New - 8.04mm
HKP HK Parts
$8.99Roller +4 - New - 8.04mm HK Parts Standard (8.04 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to...HKP-19441$8.99 -
Semi Auto Shelf For Receiver - Billeted
$19.95Semi Auto Shelf For Receiver - Billeted HK Semi Auto Shelf milled from one solid billet to HK's factory specifications (no castings here). This is the needed receiver shelf that is welded to the receiver to allow the use of the clipped & pinned...HKP-01521$19.95 -
H&K Full Auto Paddle Magazine Release Bushing
H&K Heckler & Koch
$6.95H&K Full Auto Paddle Magazine Release Bushing - New New HK German paddle magazine release bushing for all 90 series H&K weapon systems. Used for installing a paddle mag release. Please Note: This is NOT for use on semi-auto HK builds. This...HKP-00847$6.95 -
H&K Magazine Catch, Push Button Roll Pin
H&K Heckler & Koch
$4.95H&K Magazine Catch, Push Button Roll Pin New HK German-made. The mag catch roll pin is used to attach the magazine catch to the mag release button. Compatible With: HK G3, 91, PTR HK MP5, 94, SP5 HK 93, 33, 53 HK SP89, MP5K,...HKP-01918$4.95 -
H&K Small Push Pin Replacement Spring
H&K Heckler & Koch
$1.95Replacement Spring for HK style push pin - Small A must have replacement item to have on hand. A quick and easy install spring to get your push pins back to working condition. A great replacement for those worn out springs that come loose while in...HKP-20368$1.95 -
H&K Front Sight Tower & Cocking Handle Pin
H&K Heckler & Koch
$1.95H&K Front Sight Tower & Cocking Handle Pin Front sight tower roll pin for all HK 90 series front sights as well with some other applications. Compatible With: MP5 & SP5 MP5K & SP5K HK G3 & 91 HK 33, 53, 93HKP-00096$1.95 -
H&K +4 Roller For Bolt Head 8.04mm - Over-sized
H&K Heckler & Koch
$19.95H&K +4 Roller For Bolt Head 8.04mm - Over-sized New HK German not surplus or used goods. The correct roller is essential for proper head spacing and the bolt gap. Compatible With: HKG3, 91 & PTR HK93, 33, 53 HK MP5, MP5K Cetme, C308 Clones...HKP-00508$19.95 -
PTR HK 91/G3 (7.62x51/.308) Rear Push Pin Reinforcement Weldment
PTR
$19.95HK91, G3, PTR, CETME Push Pin Reinforcement Weldment HK91/G3/PTR91 or CETME steel receiver flat weldment that is added to the rear of the receiver where the 2 large stock push pins install to reinforce this section of the receiver against damage or use...HKP-18224$19.95 -
H&K German Recoil Guide Rod Rivet
H&K Heckler & Koch
$4.95H&K German Recoil Guide Rod Rivet This rivet holds the stop pin and recoil spring captive and in place to the recoil rod itself. The price is per rivet. New old stock HK German rivet. Compatible With: G3, 91, 33, 93, & 53 MP5, 94 MP5K SP89 HK21...HKP-01026$4.95 -
H&K 90 Series Sear & Trigger Axle
H&K Heckler & Koch
$1.99HK Sear & Trigger Axle For 90 Series- Used Surplus Condition HK German used sear and trigger axle for the 90 series style of trigger packs. Each axle pin or pivot pin measures .197 inches (5.0mm). A great spare and must have spare part for anyone...HKP-15459$1.99 -
H&K 91/G3 (7.62x51/.308) Firing Pin Spring
H&K Heckler & Koch
$9.95HK German HK G3, HK91, & PTR Firing Pin Spring This is a common repair and replacement item and is great for spares as this is a common breakage part.HKP-00498$9.95 -
H&K +2 Roller For Bolt Head 8.02mm - Over-sized
H&K Heckler & Koch
$24.95H&K +2 Roller For Bolt Head 8.02mm - Over-sized New HK standard (8.02 mm) locking roller. The proper roller size is essential for a proper bolt gap. New HK German, not surplus or used out-of-spec part. Please Note: The price listed is per roller...HKP-00507$24.95 -
H&K MP5, G3, PTR, HK93 Push Button For Magazine Catch
H&K Heckler & Koch
$8.95Push Button For Magazine Catch Compatible With: G3 91 MP5 MP5K SP5K-PDW (For SP5K's not equipped with the paddle release, purchase this kit) 94 93 33 PTR, Clones, ETC.HKP-01833$8.95