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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HK91, G3 Bolt Carrier - Full Auto - Surplus
H&K Heckler & Koch
$129.95Surplus Full-Auto Steel Bolt Carrier for HK91, G3 Used full-auto steel bolt carrier for HK91 and G3 pattern rifles. Manufactured by HK, EBO, or FMP on original Heckler and Koch tooling. Compatible With: HK91, G3 In-spec. clones and custom buildsHKP-22160-M$129.95 -
On Sale
HK91, G3 Caliber Conversion Kit - .22LR - BLEMISHED
H&K Heckler & Koch
Now: $545.95Was: $945.95Heckler and Koch HK G3, HK91 .22LR Caliber Conversion Kit - BLEMISHED THESE KITS INCLUDE A BENT BARREL AND ONE MAGAZINE. BLEMISHED PARTS ARE SOLD AS IS. THIS KIT IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Convert any HK91 or HK...HKP-01147-BNow: $545.95Was: $945.95 -
On Sale
B&T APR308 Deployment Bag - With Sling
B&T Brugger & Thomet
Now: $199.95Was: $349.95B&T APR308 Deployment Bag - With Sling Hidden for years in an unmarked crate, these genuine B&T contracted deployment cases are perfect for keeping your valuable B&T APR rifle safe and secure. The cases were made in Poland by NFM Group...HKP-21881Now: $199.95Was: $349.95 -
HK G3 Front Sight Ring
H&K Heckler & Koch
$7.95H&K HK G3 Front Sight Ring Factory HK replacement front sight ring. Compatible With: HK G3HKP-21641$7.95 -
Out Of Stock
HK33, HK91, G3 A2 Fixed Buttstock Buttpad - Heavy Rubber
H&K Heckler & Koch
$0.00HK German Heavy Rubber Butt Pad The HK German heavy rubber butt pad is a direct replacement to a standard fixed stock butt pad that can be replaced and upgraded in seconds. This butt pad extends the LOP slightly & provides a greater surface area for...HKP-00525$0.00 -
On Sale
Fero Z-51 Night Vision Scope - Parts Grade
Zeiss / Eltro
Now: $397.95Was: $499.95Zeiss/Eltro Fero Z-51 Night Vision Scope-Parts Grade Used in non-working condition -SOLD AS IS. Comes shipped in the original German Army transportation case. Good for spare parts, props, etc. These are the last remaining units available. Some parts may...HKP-15655Now: $397.95Was: $499.95 -
HK91, G3 A2 Stock - Tan - Saudi Contract - Enhanced Heavy Buffer - Like New - Rare
Other
$274.95Rare Saudi Arabian Contract HK91, G3 A2 Stock with HKP Enhanced Heavy Buffer - Tan - Like New VARYING CONDITION SHOWN - SOLD INDIVIDUALLY Original Saudi Arabian contract G3 A2 fixed stock in tan paired with the HKP enhanced heavy buffer for improved...HKP-99420$274.95 -
On Sale
HK MP5, 90 Series, AP5 Trigger
MKE
Now: $29.95Was: $34.95MKE AP5, MP5, 90 Series Trigger Steel trigger manufactured in Turkey for HK 90 Series roller-delayed firearms. Designed as a replacement component for compatible MP5 and related platforms. Compatible With: MP5, MP5K, MP5K-PDW, MP5SD SP5, SP5K, SP5K-PDW,...HKP-22519Now: $29.95Was: $34.95 -
HK91, G3 Retractable Buttstock Retaining Ring - 19x1.2mm
H&K Heckler & Koch
$12.95HK91, G3 19x1.2mm Retaining Ring for A3 Retractable Buttstocks This 19x1.2 retaining ring (circlip-style) is used in the G3 and HK91 A3 retractable buttstock assembly to help retain the locking components in place for proper fit and function. Compatible...HKP-22482$12.95 -
HK91, G3 Magazine - 15 Round - Steel - Refinished
H&K Heckler & Koch
$84.95HK Heckler and Koch 15 Round Steel Magazine - Refinished for HK G3 and HK91 (7.62x51/.308) HK G3 factory steel 15-round magazine, expertly restored to its former glory. This magazine has been meticulously refinished inside and out, featuring a polished...HKP-21922$84.95 -
HK91, G3, PTR Bolt Head - Complete - Used
EBO
$99.95EBO HK G3 & HK 91 & PTR Bolt Head Complete - Used Greek HK Contract Date Coded EBO bolt head is manufactured in Greece by Hellenic Arms Industry, utilizing HK tooling and prints. Since the 1980s, it has proven to be one of the best upgrades for...HKP-21903$99.95 -
HK A3 Buttstock Release Lever Rebuild Kit
H&K Heckler & Koch
$14.95H&K A3 Stock Release Lever Rebuild Kit This A3 collapsible stock rebuild kit is designed for the release lever on MP5, SP5, 93/53/33, and G3/91 collapsible stocks. With A3 stocks becoming more expensive it's a great idea to keep this kit on...HKP-21851$14.95