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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B&T USW A1 Complete Folding Stock Assembly
B&T Brugger & Thomet
$162.45B&T USW A1 Complete Folding Stock Assembly Swiss B&T manufactured tactical folding stock assembly. Includes polymer stock and all four hardware pieces as shown. Compatible With: USW-A1 Specifications: Polymer Folding stock 9.75" longHKP-18356$162.45 -
HK MP5K Pistol Stabilizing Brace - SBA4 - Adapter Included
SB Tactical
$294.95SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter Designed for all platforms capable of accepting a mil-spec carbine receiver extension, the SBA4 is 5-position adjustable and features an integral, ambidextrous QD sling socket...HKP-19930$294.95 -
HK MP5 Stock - Folding - HK Parts Adapter
HKP HK Parts / Heckler & Koch
$269.95German Folding Stock with HK Parts Adapter - MP5 German folding stock with MP5 HK Parts Adapter. The HK Parts adapter offers a QD attachment point and is made from hard coat anodized aluminum. Compatible With: MP5 (NOT compatible with MP5 .22...HKP-19453$269.95 -
HK G36, G36K, G36C Sling
H&K Heckler & Koch
$64.95New HK German carrying sling without quick release. 38 mm wide Compatible With: G36 G36K G36CHKP-18459$64.95 -
SB Tactical SBM4 Pistol Stabilizing Brace
SB Tactical
$74.99SB Tactical SBM4 Pistol Stabilizing Brace The SBM4 is the evolution of the original SB15 Pistol Stabilizing Brace . . . thinner, lighter and with enhanced cheek weld ergonomics. Includes: Pistol stabilizing brace Adjustable nylon stabilizing...HKP-17903$74.99 -
HKP Front Sight Tower Ambi Sling Attachment Weldment
HKP HK Parts
$14.95HKP Front Sight Tower Ambi Sling Attachment Weldment Ambi sling loop that is welled and installed on all MP5F model front sight tower. A great upgrade for that custom build or for those that want to have the ability to have an ambidextrous sling loop at...HKP-17881$14.95 -
HK416, MR556 Buffer Tube - Enhanced - Commercial
H&K Heckler & Koch
$249.95HK 416, MR556 OTB (over the beach) Buffer Tube, Receiver Extension - Commercial: Genuine HK German manufactured 416, MR556 new style latest generation marine environment & over the beach buffer tube. Each Commercial buffer tube has built in drainage...HKP-15424$249.95 -
HK AR-15 Commercial Buffer Tube
HKP HK Parts
$24.95AR-15 Commercial Buffer Tube Compatible With: HK MR556 & 416 All AR-15 style platforms Features: Made From T7 7075 Aircraft grade aluminum Made in the USA 6 Position Each features a highly polished inside tube Black Mil-spec triple hard coat...HKP-02728$24.95 -
On Sale
HK MP5K Stock or Brace Adapter - Folding - Alpha
MI Midwest Industries
Now: $369.95Was: $419.95MI/HKP HK MP5K Alpha Folding Brace/Stock Adapter The Midwest Industries Alpha folding stock paired with the HK Parts picatinny rail adapter offers unparalleled versatility. Adjust your length of pull, cheek riser, and butt pad to your exact style of...HKP-21514-MNow: $369.95Was: $419.95 -
HK MP7 Retractable Buttstock
H&K Heckler & Koch
$199.95H&K HK MP7 Retractable Stock New Rare HK MP7 - 1 Position - Retractable Buttstock Compatible With: All MP7A1 and MP7A2 FirearmsHKP-18552$199.95 -
Out Of Stock
HK417 Stock - M110A1 G28 SDMR - RAL8000
H&K Heckler & Koch
$489.95H&K HK 417 M110A1 G28 SDMR Stock - RAL 8K This exceptional stock is the definitive choice for your M110A1, G28 SDMR clone, or any custom build! With its HK E1 Mil-Spec style design, it delivers unmatched quality and performance. The highly...HKP-21675$489.95 -
HK German Ambidextrous Sling Pin Replacement O-Ring
H&K Heckler & Koch
$5.95H&K German Ambidextrous Sling Pin Replacement O-Ring HK ambidextrous sling pin replacement O-ring for all ambidextrous sling pins. Brand new factory German manufacture. This item is a common wear/breakage part that does need to be replaced from time...HKP-19985$5.95