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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On Sale
HK416, MR556 Receiver End Plate - BLEMISHED
H&K Heckler & Koch
Now: $11.21Was: $24.95H&K HK MR556/416 Receiver End Plate - BLEMISHED INSTALLATION MARKS. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. New HK German manufacture. Compatible...Now: $11.21Was: $24.95 -
On Sale
Scorpion Stock or Brace Adapter - Tailhook - Mod 1
Gear Head Works
Now: $7.46Was: $19.95GHW Scorpion Tailhook Mod 1 Brace/Stock Adapter This adapter allows the user to mount the Patented Tailhook Mod 1 brace to the factory CZ folding cheek rest. It is injection molded reinforced polymer and can be installed to your choice of 3 positions...Now: $7.46Was: $19.95 -
On Sale
HK91, G3 PTR Fixed Stock Complete w/ Enhanced Heavy Buffer - Surplus - Black
H&K Heckler & Koch
Now: $314.95Was: $349.95German G3, 91, PTR Stock complete with Enhanced Heavy Buffer - Surplus Used black German stock complete with Enhance DMR buffer installed. Ready to drop in on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts...Now: $314.95Was: $349.95 -
On Sale
Ergo 1 1/2" Harris Bipod Slide Mount With Sling Stud
Ergo
Now: $17.95Was: $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...Now: $17.95Was: $19.95 -
HK416, MR556, AR-15 Commercial Buffer Tube Kit
HKP HK Parts
$47.95AR-15 Commercial Buffer Tube Kit Compatible With: HK MR556 & 416 All AR-15 style platforms Includes: Made with T7 7075 aircraft-grade aluminum Made in the USA with a polished inside tube Mil-Spec triple hard coat Teflon anodized...$47.95 -
On Sale
HK MP5, AP5 End Cap - Complete
MKE
Now: $58.46Was: $89.95MKE HK MP5/AP5 End Cap Complete Replacement end cap made by MKE on HK tooling. This robust all-steel end cap is a superior upgrade from the standard polymer options. It not only features an integrated H buffer for enhanced performance but also includes a...Now: $58.46Was: $89.95 -
On Sale
HK416 Ultra Carbine Stock and Adapter - .22LR
HKP HK Parts / Magpul
Now: $238.45Was: $264.95HK 416 .22 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...Now: $238.45Was: $264.95 -
On Sale
HK MP5 .22LR Dual Folding Stabilizer w/ Adapter
B&T Brugger & Thomet / Strike Industries
Now: $287.95Was: $329.95Strike Industries HK MP5 .22LR Dual Folding Stabilizer w/ Adapter The Strike Industries Dual Folding Stabilizer paired with the HKP MP5 .22LR picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock...Now: $287.95Was: $329.95 -
On Sale
HK MP5 Adapter - Folding Stock
B&T Brugger & Thomet
Now: $103.45Was: $114.95B&T HK MP5 Adapter for Folding Stock Upgrade your MP5 platform with precision Swiss engineering. The Brügger & Thomet HK MP5 Adapter for Folding Stock is designed to provide a secure and reliable mounting interface for B&T’s...Now: $103.45Was: $114.95 -
On Sale
B&T APC9, 40, 45 MBT Folding Stock - Includes Hydraulic Buffer
B&T Brugger & Thomet
Now: $562.50Was: $625.00B&T MBT folding stock for APC 9/40/45. Polymer stock and adapter with hydraulic buffer included. Features: 8-position length adjustment Telescoping cheek riser with 3-position height adjustment Folds to the right canted downward 3.5...Now: $562.50Was: $625.00 -
On Sale
HK PSG1 Stock Spacer Tube
H&K Heckler & Koch
Now: $25.16Was: $27.95H&K PSG1 Stock Spacer Tube This is the longer of the two bars that goes towards the rear of the stock. No longer in production.Now: $25.16Was: $27.95 -
On Sale
HK416 Commercial OTB Buffer Tube HK E1 Stock Combo
H&K Heckler & Koch
Now: $422.95Was: $469.95HK 416 OTB E1 Stock & Buffer Tube Combo - Commercial Genuine HK 416 E1 commercial stock with the new style marine environment "over the beach" buffer tube. Buffer tube has ball bearing rollers to tighten the stock when locked in position, and helps...Now: $422.95Was: $469.95