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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On Sale
HK91, G3 Magazine Catch - Used
H&K Heckler & Koch
Now: $15.25Was: $16.95G3 Magazine Catch - HK 91, G3, PTR91 -.308/7.62 - USED The highest quality magazine catch available. High quality HK German production units are slightly used HK Parts from Heckler & Koch Germany. These also have the proper cut in them and do not...Now: $15.25Was: $16.95 -
On Sale
HK A3 Buttstock Clamping Lever Spring - Retractable
H&K Heckler & Koch
Now: $17.95Was: $19.95HK German Retractable Stock Clamping Lever Spring For A3 Retractable Stocks This spring is the most common breakage/wear item in the internal workings of the A3 retractable stock.Now: $17.95Was: $19.95 -
On Sale
HK Screwdriver for Adjustable Rear Sight
H&K Heckler & Koch
Now: $8.96Was: $9.95Screwdriver for Adjustable Rear Sight Precision screwdriver designed for adjusting rear sights. Ideal for fine-tuning windage and elevation.Now: $8.96Was: $9.95 -
On Sale
Bipod Adapter - Picatinny to Harris
HKP HK Parts
Now: $7.46Was: $33.95Harris Bipod Adapter This mounts to any Picatinny rail and proves a stable platform to add a Harris bipod or other similar-mounting bipods. This will fit any Picatinny spec rail or rail system. Made in the US out of aircraft-grade aluminum and...Now: $7.46Was: $33.95 -
On Sale
B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH
B&T Brugger & Thomet
Now: $130.49Was: $144.99B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH This flash hider is compatible with many suppressors. A perfect addition to any firearm. Specifications: Made in Switzerland Threaded 5/8x24 UNEF Does not include face...Now: $130.49Was: $144.99 -
On Sale
Blitzkrieg PTR Spike Front Sight Gen 2 - Orange
Blitzkrieg Components
Now: $76.45Was: $84.95Blitzkrieg PTR Spike Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 HK-style front sight introduces a modernized sighting system with enhanced precision and ease of use. Featuring a distinctive spike-tipped post and a bright Tritium dot with an orange...Now: $76.45Was: $84.95 -
On Sale
Picatinny Optic Mount, Front Sight Tower - Red
Now: $35.96Was: $39.95HKP Picatinny Rail Mount for Front Sight Tower - Red HK Picatinny rail mount that replaces the forearm (small) push pin and mounts to the side of the front sight tower and allows you to add sling swivels, lasers, lights & accessories. This add on is...Now: $35.96Was: $39.95 -
On Sale
HK91, G3 Complete Tungsten Full Auto Bolt Group
HKP HK Parts
Now: $439.96Was: $549.95HKP HK 91/G3 (7.62x51/.308) Complete Tungsten Full Auto Bolt Group US Made HK 91/G3 Full Auto Bolt Group Complete - NEW Each bolt group is built using HK factory prints, specs here in the US. As an added bonus each bolt group counts as two US parts for...Now: $439.96Was: $549.95 -
On Sale
DTAC HK93/33/G3K M-LOK Modular Handguard
DTAC Dakota Tactical
Now: $170.95Was: $189.95DTAC HK93/33/G3K M-LOK Modular Handguard Our Modular Handguard System is packed full of features, taking your roller-lock firearm to the next level of versatility. Features: Made in the USA (922R compliant part) M-LOK accessories compatible 25...Now: $170.95Was: $189.95 -
On Sale
HK91 SBA4 Pistol Stabilizing Brace and Adapter
SB Tactical
Now: $287.95Was: $319.95SB Tactical HK91 SBA4 Pistol Stabilizing Brace & Adapter Includes: G3, HK91 backplate & recoil assembly AR, M4 stock adapter Complete buffer assembly Castle nut SB Tactical Brace Features: Made in the USA Designed after the SBM4 5-position...Now: $287.95Was: $319.95 -
On Sale
HK91, G3 Rear Sight
H&K Heckler & Koch
Now: $26.05Was: $28.95HK German Factory Rear Sight Assembly With Drum Assembly - New Each rear sight is a brand new, old stock genuine Heckler & Koch rear sight. Comes as shown. Mounting hardware is offered separately. Now out of production, it's rare and hard to find in...Now: $26.05Was: $28.95 -
On Sale
HK91, G3 Tungsten Full Auto Carrier - Made by EBO Under HK Contract
EBO
Now: $179.95Was: $199.95Used HK Contract Greek (EBO) F/A Date Coded Tungsten Filled Bolt Carrier. HK German G3 F/A date coded bolt carrier with the tungsten inserts. The tungsten inserts and upgrade is ideal for those that are having bolt bounce issues or want the smoothest...Now: $179.95Was: $199.95