HK91 / G3 / HK51 Stocks / Braces / Slings
Find the perfect stock or brace for your HK G3, HK91, or clone. Choose from classic fixed stocks, collapsible options, modern braces, and various sling configurations for optimal carrying comfort.
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On Sale
HK91, G3 Buttstock Set with Backplate - Black - Used Good
H&K Heckler & Koch
Now: $269.95Was: $299.95Original G3, 91, PTR German Army Used Surplus Black Stock Set - Complete Factory HK German production. Each stock set is used but in perfect working order. Each set is in overall good condition. Most will clean up nicely with a little TLC...HKP-16205Now: $269.95Was: $299.95 -
On Sale
HK33, HK53, HK93, HK91, G3 PRS Extended Butt Pad
Magpul
Now: $13.95Was: $15.95Magpul HK 91/G3 (7.62x51/.308) PRS Extended Butt Pad Replaces standard butt pad and adds 1/2" to the overall length of the PRS stock. This part also adds slightly more cushioning, as it has more rubber. Compatible With: PRS Stock (MAG307) PRS...HKP-00843Now: $13.95Was: $15.95 -
On Sale
HK91, G3, HK33, HK53, HK93 Stock and Stock Adapter - AR Style
PTR
Now: $178.95Was: $209.95PTR AR Brace/Stock Adapter w/ Magpul Stock - G3, 91, 93, 53, 33 AR15/M16 to HK 90 series stock adapter set with a Magpul MOE stock installed as well as the buffer tube and castle nut. Just use your existing back-plate and MIL-SPEC buffer assembly and you...HKP-15457Now: $178.95Was: $209.95 -
On Sale
HK A3 Buttstock Protective Cover - Parkerized
H&K Heckler & Koch
Now: $17.95Was: $19.95H&K A3 Parkerized Stock Protective Cover The perfect replacement part for all HK G3, HK33, and MP5 collapsible stocks issued with steel covers. Complete with locking spring clips welded in place.HKP-20649Now: $17.95Was: $19.95 -
On Sale
HK Single Point Leather Sling - OD Green
HKP HK Parts
Now: $42.95Was: $49.95Single Point Leather Sling - OD Green Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German...HKP-20163Now: $42.95Was: $49.95 -
On Sale
HK Handguard Sling Pin - Ambi - Small - USED
H&K Heckler & Koch
Now: $42.95Was: $61.95Heckler and Koch Handguard Sling Pin - Ambi - Small - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. This ambidextrous pin will allow the user to attach a...HKP-00077-USEDNow: $42.95Was: $61.95 -
On Sale
HK G3 Incomplete Backplate - Painted
H&K Heckler & Koch
Now: $26.95Was: $29.95HK G3 Incomplete Backplate - Factory German G3 refinished backplate. A great replacement or spare to have around to replace your broken or worn out backplates. Please note you will need two rivets, nylon ring, recoil spring in order to...HKP-21541Now: $26.95Was: $29.95 -
On Sale
HK G3 Leather Sling - Well Used with No Loop
H&K Heckler & Koch
Now: $35.95Was: $39.80Original Surplus German HK Leather - Well Used with No Loop Pulled from German military G3 rifles. Last of the remaining units, get them before they are gone. Compatible With: HK91, G3 PTR91, CETMEHK93 HK33, HK53 HK94 MP5 HK clones Other custom...HKP-20583Now: $35.95Was: $39.80 -
On Sale
HK91, G3 Backplate Assembly - Surplus
FMP HK CONTRACT
Now: $13.95Was: $14.95FMP HK91, G3 Backplate Assembly - Used/Surplus G3 surplus backplate assembly manufactured by FMP on HK tooling. Compatible With: HK G3, HK91HKP-22374Now: $13.95Was: $14.95 -
On Sale
HK91, G3 A2 Stock - Tan - Saudi Contract - Rare
Other
Now: $168.95Was: $279.95VARYING CONDITION SHOWN - SOLD INDIVIDUALLY Original Saudi Arabian contract G3 A2 fixed stock in tan. Don't miss your chance to get a rare contract G3 stock assembly in this condition. Compatible With: HK91, G3 In spec. clones and custom builds THIS...HKP-99424Now: $168.95Was: $279.95 -
On Sale
HK Firearm Adapter - AR Stock - BLEMISHED
Now: $55.95Was: $99.95AR15 to HK 90 Series Stock Adapter For AR15 &M4 Style Stocks, Braces COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. For use on any commercial, mil-spec, or...HKP-16550-BNow: $55.95Was: $99.95 -
On Sale
HK91, G3 A3 Retractable Buttstock - New Old Stock
H&K Heckler & Koch
Now: $1,211.95Was: $1,345.95Heckler and Koch HK91, G3 A3 Retractable Stock - New Old Stock Genuine HK A3 retractable stock the HK91 or G3. These are original HK production units that have been out of manufacture for years, making remaining NOS increasingly rare. Compatible...HKP-22104Now: $1,211.95Was: $1,345.95