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 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 Firing Pin - Titanium
HKP HK Parts
$29.95HK G3, 91 & PTR Firing Pin - Titanium Grade 6 weapons grade Titanium manufacture. Made 100% in the USA A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK G3, 91 & PTR weapon system. Get the...HKP-17937$29.95 -
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 -
Out Of Stock
HK MP5K, SP5K Sling Swivel with Screw for End Caps and Folding Stocks and Braces
H&K Heckler & Koch
$0.00H&K B&T Style Sling Swivel with Attachment Screw Same part found on the HK German MP5K, SP5K end caps and the B&T folding brace and folding stocks. The sling swivel is made by HK in Germany the mounting hardware is made in the USA. This is...HKP-18150$0.00 -
Out Of Stock
Front Sight Tower, Triple Frame Fixture Jig - Installation and Removal
HKP HK Parts
$69.95HKP Front Sight HK Tower, Triple Frame Installation & Removal Fixture Jig The original one and only triple frame removal and install fixture. The perfect jig for the installation and removal of triple frames and front sight towers found in all HK 90...HKP-17586$69.95 -
Out Of Stock
Handguard Sling Pin - Small - Ambi
HKP HK Parts
$24.95Ambidextrous Eyebolt Sling Pin - Small The ambi pin allows the user to replace the handgaurd push pin to attach a sling hook or attachment point to the sling pin loop area. This pin provides a sling attachment point with for either the left or right side...HKP-02684$24.95 -
Out Of Stock
HK Navy Left Side Selector Lever-3 Position
H&K Heckler & Koch
$139.95HK Ambidextrous Left Side 3 Position Navy Selector Lever New German HK Lever For All 3 Position Navy Ambidextrous Trigger Packs Or Trigger Groups. Will Not Fit SEF Style Trigger Packs. Brand new factory German HK. Safe, Semi, Full. (0,1,F) 3 Position...HKP-00122$139.95