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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Out Of Stock
HK G36C Buttstock Assembly, Complete
H&K Heckler & Koch
$87.95HK G36C Stock Assembly Complete - German Genuine German Heckler & Koch G36C stock assembly. One full inch shorter than the standard G36 stock. This is the preferred stock for average-height users. Compatible With: G36 G36K G36C G36E SL8 to G36...HKP-00626$87.95 -
HK UMP, USC Stock Block B Thumb Screw
HDPS
$74.95HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B Sling Pin-Thumb Screw Style The original thumb screw version for all stock block B's.HKP-15731$74.95 -
HK416 Retractable Buttstock - Factory
H&K Heckler & Koch
$129.95HK 416 & AR15 6 Position Retractable Stock New HK Marked 6 position AR15 commercial stock. This stock fits all commercial AR-15/M16 buffer tubes. The stock telescopes expands and retracts to 6 locked positions. Marked with the HK logo and...HKP-00049$129.95 -
HK MP5 Stock or Brace Adapter - .22LR
HKP HK Parts
$99.95HKP - HK MP5 .22LR Brace/Stock Adapter Expertly crafted from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Buffered with factory correct “H” buffers to ensure maximum protection for your valuable...HKP-21543$99.95 -
On Sale
HK33, HK53, HK93 Pistol Stabilizing Brace - SBA4 - Adapter Included
SB Tactical
Now: $265.45Was: $294.95SB Tactical Pistol HK93/33/53 SBA4 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-19929Now: $265.45Was: $294.95 -
QD and Sling Hook Sling Attachement
Strike Industries
$29.95Ambush QD Sling Loop The Strike Industries Ambush low profile sling loop is the lowest profile sling loop designed for the MIL-STD-1913 rail. Made of solid steel, its unique locking bar design system allows for it to be lightweight and durable. Because...HKP-17381$29.95 -
HK MP5, SP5 Modular Folding Stock System
F5 MFG
$449.95F5 MFG Modular Folding Stock System - HK MP5 The telescoping, left side-folding polymer stock is fully adjustable for comb height and length of pull, making it a versatile option for the most advanced applications. Features: MP5 adapter machined from...HKP-19484$449.95 -
HK MP7 Retractable Buttstock - 3-Position
H&K Heckler & Koch
$199.95H&K HK MP7 3-Position Retractable Stock New German HK Rare HK MP7 - 3 Position Retractable ButtstockCompatible with all MP7A1 and MP7A2 FirearmsHKP-18283$199.95 -
Brace - SBA5
SB Tactical
$123.95SB Tactical SBA5 Brace The SBA5 Pistol Stabilizing Brace is 5-position adjustable and designed for all platforms capable of accepting a mil-spec carbine receiver extension. Featuring an integral, ambidextrous QD sling socket and an arm cuff based on the...HKP-21794-M$123.95 -
HK MP5K, SP5K, SP89 Leather Sling - Single Point - Dark Brown
HKP HK Parts
$49.95Single Point Leather Sling - Dark Brown 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-20270$49.95 -
On Sale
HK MP5 QD End Cap with Buffer
HKP HK Parts
Now: $63.95Was: $99.95Quick Detach Steel End Cap With Replaceable Rubber Buffer - HK MP5 With this MP5 QD end cap upgrade you will get a heavier buffer to internally protect your firearm and keep your bolt carrier in tip top condition for years to come. Machined aircraft...HKP-20118Now: $63.95Was: $99.95 -
HK416, MR556 Threaded Pin for Buttstock Release Inserts - E1, E2
H&K Heckler & Koch
$9.99H&K HK MR556/416 Threaded Pin for E1/E2 Buttstock Release Lever Insert New HK German manufactured E1/E2 stock release and tightening screw that takes the slack and slop out of the stock when in desired position. Compatible With: HK MR556 HK 416HKP-16604$9.99