Stocks / Braces / Slings
Explore our premium selection of HK-specific stocks, braces, and slings at HKParts, designed to enhance comfort and functionality for a variety of HK models. Our offerings include adjustable braces, tactical slings, and folding stocks, perfect for upgrading your HK MP5, HK416, or UMP. Whether for tactical use or recreational shooting, our durable and versatile accessories provide superior firearm support and stability.
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HK417, MR762 Enhanced Buffer Tube
H&K Heckler & Koch
$134.95H&K HK MR762/417 Enhanced Buffer Tube/Receiver Extension - Black Brand new factory HK German manufactured MR762, MR308, & HK 417 buffer tube. Compatible With: HK MR762 HK 417$134.95 -
HK MP5, MP5K Folding Stock or Brace - HDA3
Haga Defense
$349.95HDA3 Stock and Brace for MP5K, SP5K The HDA3 is a modular, USA-made stock and brace system developed by Haga Defense and A3 Industries. Built for strength, adaptability, and cross-platform compatibility, it delivers premium rigidity, smooth...$349.95 -
Century Arms AP51 Fixed Stock Backplate
HKP HK Parts / Heckler & Koch
$89.95H&K/HKP Century Arms AP51 Fixed Stock Backplate HKP's drop-in replacement backplate and recoil rod is expertly modified to fit the Century Arms AP51. Crafted to the precise length for optimal function and dependable performance, this backplate allows...$89.95 -
HK MP5 Stock Fork
H&K Heckler & Koch
$199.95H&K HK MP5/SP5 Stock Fork MP5 Replacement Stock Fork Section, expertly crafted in Germany. This robust fixed stock section boasts a classic forked design that guarantees exceptional shoulder support and enhanced control for your pistol. Whether you...$199.95 -
On Sale
HK G3 Buttpad - USED
USA
Now: $4.95Was: $14.95HK G3 Buttpad - USED HK G3 buttpad, condition will vary from part-to-part vs. the pictured unit. Compatible With: HK G3 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS FINAL.Now: $4.95Was: $14.95 -
HK G36, SL8 Sling, Bipod Eye Bolt
H&K Heckler & Koch
$79.95H&K HK G36/SL8 Sling/Bipod Eye Bolt Factory HK sling and bipod eye bolt for H&K G36 and SL8 rifle models. Steel construction with a durable black finish. Installs easily into the forward portion of the handguard to provide a secure...$79.95 -
HK MP5 Stock or Brace Adapter - Folding
HKP HK Parts
$149.95HKP - HK MP5 Folding Brace/Stock Adapter Our HK Parts brace adapter was made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Properly buffered with factory correct “H” buffers to protect your...$149.95 -
HK USC, UMP Stock Block C Eyelet with Thumb Screw
HDPS
$169.95HDPS HK USC, UMP Stock Block C Eyelet / Thumb Screw Great option since factory HK UMP stocks are hard to find and expensive. The HDPS HK USC/UMP stock block "C." Each unit comes with eyelet / thumb screw design. This is the type for use with the ACE...$169.95 -
B&T APC, GL06 Adjustable Stock - Folding
B&T Brugger & Thomet
$344.95B&T BT APC, BT GL06 Foldable/Length Adjustable Stock Swiss made B&T folding & 3 position adjustable stock for the APC and GL06. This is a military grade stock as supplied by B&T to military and law enforcement units worldwide. B&T AG...$344.95 -
Out Of Stock
HK MP5 Brace System - Modular - .22LR - Havoc
F5 MFG
$349.95F5 MFG HK MP5 .22LR Modular Brace System Havoc MBS (Modular Brace System) for the MP5 .22LR. To convert your brace into a stock, simply swap out the brace attachment interface with F5's MSS stock interface in a matter of seconds (NFA rules apply)...$349.95 -
Out Of Stock
HK21E, HK23E (7.62x51/.308) & (5.56/.223) Complete Stock
H&K Heckler & Koch
$0.00HK German HK21E, 23E Stock Complete The latest manufacture and no longer in production or offered by HK Germany.$0.00 -
HK91, G3, PTR Folding Stock
Choate
$144.95HK 91, G3, PTR Side Folding Stock No gunsmith is needed as this is an easy install using your hardware from your existing fixed A2 stock. This counts as one US-made compliant part. Compatible With: HK91 G3 PTR91 Also fits HK93 and 33-style rifles...$144.95