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
B&T MP5 Folding Stock/Length Adjustable Helmet Stock
B&T Brugger & Thomet
Now: $341.95Was: $379.95B&T MP5 Folding Stock/Length Adjustable Helmet Stock Swiss made B&T folding and length adjustable helmet stock for the HK MP5 and compatible HK MP5 style firearms. This is a military grade stock as supplied by B&T to military and law...Now: $341.95Was: $379.95 -
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 .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
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 -
On Sale
HK416, HK417, MR556, MR762 Eyelet Sling Adapter - RAL8000
H&K Heckler & Koch
Now: $149.39Was: $165.99H&K HK MR556/MR762/416/417 Eyelet Sling Adapter - RAL 8K New German HK Factory Eyelet Sling Adapter for Carrying Slings. Compatible With: HK MR556 HK 416 HK MR762 HK 417 HK G28Now: $149.39Was: $165.99 -
On Sale
HK G36, SL8 Sling Pin Retaining Clip for Handguards
H&K Heckler & Koch
Now: $8.96Was: $9.95HK G36 & SL8 Sling Pin Retaining Clip Compatible With: HK G36 HK G36K- older version only HK SL8-1 , SL8-6 Factory ForearmNow: $8.96Was: $9.95 -
Out Of StockOn Sale
HK UMP, USC Stock Block C - 9mm / .40 S&W / .45 ACP
HDPS
Now: $143.95Was: $159.95HDPS HK UMP & USC Stock Block C Each unit comes with a new push-pin design. This is the part to use with the ACE hinge part number FSM-TB (push button folding stock) and non-folding push bottom (pig nose). This is just...Now: $143.95Was: $159.95 -
On Sale
HK G3 Butt Plate with Catch Spring - Standard Stock - Black - Used - BLEMISHED
H&K Heckler & Koch
Now: $0.97Was: $2.95HK G3 Standard Stock Buttpad - Black - Used - BLEMISHED SOLD INDIVIDUALLY - CRACKED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This German-made buttpad is an excellent replacement for your...Now: $0.97Was: $2.95 -
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