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, SP5, HK94 A3 F Stock - Retractable - 4-Position
H&K Heckler & Koch
$589.95H&K Heckler & Koch's A3 F 4-Position Retractable Stock designed for HK MP5, HK SP5, and the HK94 9mm submachine gun. This German HK A3 F retractable buttstock is the latest and the greatest! The retractable design allows sliding of the stock to...$589.95 -
Out Of Stock
HK MP5K, SP5K Telescopic Stock
B&T Brugger & Thomet
$665.00B&T Telescopic Stock - HK MP5K, SP5K B&T Telescopic 5 position retractable stock for HK SP5K/MP5K and clones Compatible With: MP5K, SP5K style of firearms Specifications: Length adjustable in 5 positions Includes replaceable Elastomer buffer$665.00 -
HK MP5, HK94, SP5 Stock - SL
Magpul
$159.95Magpul - SL Stock - MP5, SP5 The Magpul SL Stock HK94/MP5, SP5 delivers the modern qualities found in our original MOE SL® carbine stock for AR15/M4 carbines to MP5-pattern rifles. Durable, lightweight, and collapsible, the SL incorporates Magpul...$159.95 -
Out Of Stock
HK Sling Pin - Small - Quick Detach Attachment
HKP HK Parts
$37.95HKP Quick Detach Sling Attachment Sling Pin - Small The small push pin is used to retain the forearm to the receiver on the 90 series of firearms. The QD sling pin is a great replacement item as it will allow the user to simply swap the push pin for the...$37.95 -
HK Single Point Sling - HK Style - Black
HKP HK Parts
$34.95HK Single Point Sling in Black This is a very nice sling for the money. It also has quick detach buckles that allow quick changes and removal. Specifications: Composition: Thick, all-black, heavy-duty Style: Bungee-type design for...$34.95 -
MFI Snap Sling Hook 1.25"
MFI
$4.95HK Style 1.25" Snap Hook For Sling This sling hook is designed for wider 1.25" width slings. Made in the USA, and is great for HK sling projects and spares. We offer the 1" and the 1.25" sling hooks for all your HK projects.$4.95 -
HK MP5K/SP89/SP5K 9mm HK Marked Folding Stock
H&K Heckler & Koch
$399.95HK Marked MP5K, SP5K, SP89 & MP5K-N, PDW Folding Stock This is the original "HK" logo marked HK factory stock, found on all HK German MP5K's or PDW's. Each stock is marked HK and uses the HK German backplate/buffer factory assembly. Overall Length is...$399.95 -
HK91 Improved Buffer System
Bill Springfield
$79.95HK Improved Buffer System - HK91 Bill Springfield developed a new piston and spring assembly that reduces the felt recoil up to 30% on any HK or clone utilizing the standard assembly. This piston is 2x longer than stock, the spring is about 25% lighter...$79.95 -
Out Of Stock
HK Sling Pin - Large - Quick Detach Attachment
HKP HK Parts
$37.95HKP Quick Detach Sling Attachment Sling Pin - Large The large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. The QD sling pin is a great replacement item as it will allow the user to simply swap the push pin for...$37.95 -
HK Cheek Piece
AC-Unity
$39.95AC-Unity HK Cheek Piece New production HK cheek piece for your fixed stock on your G3, HK91, PTR91, HK33, HK94, MP5 or HK94 rifle. Works on all HK style fixed stocks that have push pin retainer bushings in the stock. This will give you the proper cheek...$39.95 -
HK UMP, USC Axle Pin - Rear Stock
Other
$14.95Heckler and Koch Stock Rear Stock Axle Pin for your HK UMP or USC This is the stock pin that allows you to attach the stock to either the factory receiver of a UMP or for those who are doing the USC to UMP conversion. This pin is required to attach the...$14.95 -
HK91, G3 Rear Push Pin Reinforcement Weldment
PTR
$19.95HK91, G3, PTR, CETME Push Pin Reinforcement Weldment HK91/G3/PTR91 or CETME steel receiver flat weldment that is added to the rear of the receiver where the 2 large stock push pins install to reinforce this section of the receiver against damage or use...$19.95