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 MP5K Ultra Carbine Stock and Adapter
HKP HK Parts / Magpul
$312.95HK MP5K Magpul UCS Stock with Adapter The HK Parts UCS adapter and stock for the MP5K pairs our proven stock adapter with Magpul's UCS stock for a compact, adjustable configuration. The UCS stock features a reversible hinge for left and right folding...HKP-22198$312.95 -
HK416, MR556 Stabilizing Brace - SBA3 5 Position Adjustable
SB Tactical
$109.95SB Tactical SBA3 5 Position Adjustable Stabilizing Brace The SBA3™ is a minimalist, 5-position adjustable stabilizing brace designed for platforms that accept a mil-spec carbine receiver extension (not included). It features an integral...HKP-21927$109.95 -
On Sale
HK MP5 QD End Cap with Buffer - Black - BLEMISHED
HKP HK Parts
Now: $49.95Was: $99.95HK MP5 QD End Cap with Buffer - Black - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. With this MP5 QD end cap upgrade you will get a heavier buffer...HKP-20118-BNow: $49.95Was: $99.95 -
Out Of Stock
BT-20506, 20411 - GHM9, GHM45, KH9 Brace Conversion Kit
B&T Brugger & Thomet
$130.00Brace Conversion Kit for BT-20506/20411(GHM9/GHM45/KH9) Easily convert your B&T folding stock into a brace-compatible setup with this precision Brace Conversion Kit, designed for use with BT-20506 and BT-20411 stock assemblies. This kit enables...HKP-21736$130.00 -
HK A3 Buttstock Protective Cover - Parkerized
H&K Heckler & Koch
$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-20649$19.95 -
HK Single Point Leather Sling - OD Green
HKP HK Parts
$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-20163$49.95 -
HK MP5, HK93 Stock - MOE SL
Magpul
$189.95Magpul HK MP5, HK94, HK93 MOE SL-K Stock Magpul MOE SL-K MP5 ,HK 94, HK93 complete stock ready to drop in. Great option for those looking for different length options. Sleek and perfectly designed. The SL-K is designed for compact PDW style weapons or...HKP-20490$189.95 -
Out Of Stock
HK417, MR762 E2 Concave Buttstock, Complete
H&K Heckler & Koch
$199.95H&K HK MR762/417 Buttstock Complete Concave E2 Compatible With: HK MR762 HK 417HKP-16628$199.95 -
Out Of Stock
HK MP5K, SP89, SP5K Stock or Brace Adapter - ACE Style
HKP HK Parts
$54.95ACE Adapter for MP5K, SP89 & SP5K Each ACE adapter is made from a solid billet of CNC machined aircraft grade aluminum. Properly buffered with factory correct "H" buffers to protect your expensive firearm. This is the finest ACE adapter...HKP-18505$54.95 -
Ergo 1 1/2" Harris Bipod Slide Mount With Sling Stud
Ergo
$19.95Ergo 1 1/2" Harris Bipod Slide Mount With Sling Stud The ERGO 1.5" Bipod Slide Mount slides onto 1913 Picatinny rail, allowing shooters to mount a variety of rail accessories, including swivels or bipods. Features: Slides onto Picatinny rails and held...HKP-15737$19.95 -
Out Of StockOn 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 -
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...HKP-22355-M$349.95