HK91 / G3 / HK51 Series
Discover the ultimate collection of parts for your HK G3 and HK 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 control, G3 Forearms for optimal handling, and detailed Parts Kits to fully equip your firearm for any scenario. Each component is engineered for flawless compatibility with your HK G3 or HK 91, ensuring your rifle meets the highest standards of operation and craftsmanship.
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Out Of Stock
HK91, G3 (.22LR) Extractor- German HK
H&K Heckler & Koch
$0.00HK German G3 .22 Caliber Conversion Extractor These are no longer in production and are hard to find. In many cases, the .22 conversion kits out there have old or worn-out extractors. Compatible With All Of The Factory HK .22 Kits: G3,...HKP-01530$0.00 -
Out Of Stock
HK91, G3 Bolt Group - Full Auto - Rhinemetall Carrier
H&K Heckler & Koch
$0.00German Rhinemetall G3, 91 F/A Bolt Group Complete Each Bolt group includes the following factory HK parts: Complete Bolt Head Assembled (extractor, extractor spring, roller retainer plate and rollers) >Firing pin >Firing pin spring >HK91/G3...HKP-00357$0.00 -
Out Of Stock
HK91, G3 Clubfoot Buttstock
H&K Heckler & Koch
$0.00HK G3, 91, PTR-91 Or Clone Club Foot Stock HK clubfoot stock comes fully assembled with all German Heckler & Koch Genuine parts. Compatible With: HK 91 HK G3 PTR-91, 32 Rifles HK .308 Rifles Other custom HK builds or clone builds. Each HK Clubfoot...HKP-01456$0.00 -
Out Of Stock
HK91, G3 Handguard - Wide - Horizontal Vented
H&K Heckler & Koch
$0.00New HK German HK 91, G3 Horizontal Vented Wide Black Forearm / Handguard HK91,G3, PTR 18" barreled forearm with vents to provide extra cooling. New factory fresh production and German HK.HKP-02101$0.00 -
Out Of Stock
HK91, G3 Heavy Recoil Buffer
USA
$199.95HK Heavy Recoil Buffer For HK Style Firearms Made 100% in the USA by one of the best HK gunsmiths. Each unit is based on the original HK German 2-stage factory heavy buffer. Compatible With: HK 91, G3, PTR SAR-3/8, FMP, Vector, SR9, PTR PDW, V51,...HKP-01067$199.95 -
Out Of Stock
HK91, G3 Trigger Group - 3 Position - Navy Housing
HKP HK Parts
$579.95G3, 91, PTR Trigger Group 3 Position Navy Housing Introducing a cost-effective alternative to the high-priced and rare all-German HK FBI or 0,1 ambidextrous trigger groups. This semi-auto trigger group is available in a 3-position Navy factory German HK...HKP-17242$579.95 -
Out Of Stock
HK91, G3 3 Position Navy Trigger Group - Double Tang
H&K Heckler & Koch
$0.00H&K 91/G3 (7.62x51/.308) 3 Position Navy Trigger Group - Double Tang HK German G3, 91 3-Position Navy Trigger Group - Double Tang New Heckler & Koch German Manufacturer. Black Polymer Ambidextrous Housing With Selector Levers. Double Tang 3...HKP-01709$0.00 -
Out Of Stock
HK33, G3 Vented Wide Handguard Black
H&K Heckler & Koch
$0.00HK 93, 33 & G3K Wide Black Vented Handguard Overall 11.5 inches long. Made for 16" barreled rifles. Easy installation. HK 93 HK 33 HK G3K PTR-91K 16" barrels 16" Barreled ClonesHKP-00471$0.00 -
Out Of Stock
HK33K, G3K Flash Hider - 4 Prong - Threaded 15x1 RH
HKP HK Parts
$79.95HKP Extended 4 Prong Flash Hider for all HK - Threaded 15x1 RH This fits any threaded 15x1 RH HK barrel. The overall length is 4.37 inches. These are the perfect length of the G3K and HK33K style builds as they will yield a 16.1" overall barrel length...HKP-00501$79.95 -
Out Of Stock
HK21E, HK23E Clubfoot Central Buttstock Section
H&K Heckler & Koch
$0.00H&K Clubfoot Central Buttstock Section New HK German 21E, 23E Central Stock Section. Can Be Used On All HK Rifles. A Great Upgrade For That HK91/G3 or HK93,33,53. Many People Use These To Upgrade Their Existing Stocks For The Neat Look & Feel Of...HKP-00812$0.00 -
Out Of Stock
HK Roller Sear For Burst Trigger Packs
H&K Heckler & Koch
$0.00H&K Roller Sear For Burst Trigger Packs New HK German Roller Sear for SEF & Navy trigger packs. This is the newer style "roller" type not the older friction type of sear. This item is also referred to as the catch with roller but more commonly...HKP-01711$0.00 -
Out Of Stock
HK MP5, HK33, HK53, HK91, G3 Trigger Housing - SEF - Push Pin - Finger Grooves
H&K Heckler & Koch
$0.00H&K MP5, 53/33, G3 (9mm, 5.56/.223, 7.62/.308) SEF Trigger Housing - Push Pin This SEF grip housing features classic finger grooves and is crafted for factory push pin receivers. It's perfect for replacing worn out or faded SEF grip frames. The...HKP-16406$0.00