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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HK MP5 9mm Dual Folding Stock w/ Adapter
B&T Brugger & Thomet / Strike Industries
$319.95Strike Industries HK MP5 9mm Dual Folding Stock w/Adapter The Strike Industries Dual Folding Stock paired with the HKP MP5 picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock configuration...$319.95 -
HK MP5K Brace and Stock or Brace Adapter - 10mm / .40
HKP HK Parts
$239.95HKP HK MP5K .40/10mm Brace with Brace/Stock Adapter Designed to adapt UMP style and SB Tactical braces directly to the 40/10 K platform. Made in the USA and available exclusively at HK Parts Compatible With: HK MP5K .40/10mm$239.95 -
Out Of Stock
B&T USW-G17 Conversion Kit
B&T Brugger & Thomet
$550.00B&T USW-G17 Conversion Kit Upgrade your Glock 17 with the B&T USW-G17 conversion kit, transforming it into a Universal Service Weapon for enhanced stability and control. This kit includes a folding stock for improved handling, an optics mounting...$550.00 -
HK MP5 Pistol Stabilizing Brace - SBA4 - FDE
SB Tactical
$294.95SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace - FDE MP5, SBA4 5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment. This brace is the perfect addition for your MP5, SP5 or clone...$294.95 -
HK MR762 Buttpad - E2 Concave w/ Bowden Retaining Wire
H&K Heckler & Koch
$79.95MR762, 417 German E2 Concave Butt Pad With Bowden Retaining Wire Harness This item can be added as an option on the HK MR762 & HK712/G28 E1/E2 stock. The Bowden wire retainer is used to work as a lanyard for the buttpad to prevent the buttpad from...$79.95 -
Out Of Stock
HK33, HK91, G3 Heavy Rubber Buttpad For HK A2 Fixed Stocks
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...$0.00 -
HK MP5 Release Lever - A3 Retractable Buttstock
H&K Heckler & Koch
$19.95HK MP5 A3 Retractable Buttstock Release Lever For use with the newer Navy or F style A3 retractable MP5 stocks. Not for use on the older 1st generation metal levered MP5 stocks. This lever is much easier to break than the older style and a must have item...$19.95 -
Arm Brace Hook
MI Midwest Industries
$97.95Midwest Industries Arm Brace Hook The Arm Brace Hook is designed for pistols that use a 1.2" diameter buffer tube. It provides a secure and stable point of contact while offering a built-in, ambidextrous QD sling interface. Specifications: Works with...$97.95 -
HK MP5K End Cap w/ Swivel Attachment
MKE
$69.95MKE HK MP5K End Cap with Swivel Attachment Durable factory-style end cap designed for MP5K platforms. Provides a secure sling mounting point for MP5K pistols. Compatible With: HK MP5K HK SP89 HK SP5K (may require some fitting, install lower pin before...$69.95 -
Out Of StockOn Sale
HK416, MR556 Mil-Spec German E1 Stock - Black - USED
H&K Heckler & Koch
Now: $167.95Was: $222.95H&K HK MR556/416 Mil-Spec German E1 Stock - Black - USED ONLY 1 UNIT AVAILABLE - AS PICTURED - SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. The HK E1 Buttstock fits mil-spec buffer...Now: $167.95Was: $222.95 -
HK MP5 Stock or Brace Adapter - A2 - .22LR
HKP HK Parts
$124.95HK MP5 .22LR A2 Stock Adapter The MP5 .22LR adapter provides a solid mounting interface to add an HK91/G3 A2 stock section. Features: Ambidextrous QD sling attachment points Easy installation with included hardware CNC machined from aircraft-grade...$124.95 -
Out Of Stock
B&T GHM9, GHM45, KH9 Stock Conversion Kit
B&T Brugger & Thomet
$165.00B&T GHM9 Stock Conversion Kit Converts the telescopic brace into a telescopic stock or can be used as a replacement for a damaged unit. Compatible with B&T telescopic braces BT-20517 and BT-20527. Includes: Buttplate Extension...$165.00