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 Stock or Brace Adapter - AR
HKP HK Parts
$114.95HKP MP5 AR Brace/Stock Adapter Each AR stock, brace 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 AR stock...$114.95 -
HK SL8, G36 Bolt Hold Open Lever - Extended
H&K Heckler & Koch
$69.95HK SL8 & G36 Extended Bolt Hold Open Lever New HK German SL8, G36, HK243 bolt hold open lever. A must have upgrade for your HK SL8, Sl8-G36 conversion or G36 firearm. The HK bolt hold open lever is a drop in replacement and requires zero gunsmithing...$69.95 -
HK Mil-Spec Buffer Tube Kit
HKP HK Parts
$42.95Mil-Spec Buffer Tube Kit Compatible With: HK MR556 & 416 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 finish Each unit comes with a...$42.95 -
HK417, MR762, G28 Stock - Slim Line - RAL8000
H&K Heckler & Koch
$145.95H&K HK MR762/417/G28 Slim Line Stock - RAL 8K New from HK Germany the slim line retractable stock fits all MR762, HK 417 buffer tubes. Marked with the HK logo and issued on specialized HK 417, MR762 rifles. Compatible With: HK MR762 HK 417 HK...$145.95 -
HK417 MR762, G28 Ambidextrous Sling Adapter
H&K Heckler & Koch
$129.95H&K HK MR762/417/G28 Ambidextrous Sling Adapter HK German manufactured MR762, MR308 & HK 417 Sling Adapter Backplate. This backplate has ambidextrous sling attachment points for both the left and right side of the firearm. Compatible With: HK...$129.95 -
On Sale
HK G36, SL8 Sling
H&K Heckler & Koch
Now: $39.95Was: $59.95HK German G36 & SL8 Tactical Sling - BlackNow: $39.95Was: $59.95 -
HK MP5K, SP89 End Cap with Buffer - 9mm - Steel
Choate
$45.95MP5K & SP-89 Steel End Cap With Replaceable Rubber Buffer Fits perfectly on all HK MP5K-type builds or projects. All metal construction, so you know it will last. Each unit comes with a sling loop for use with multiple sling types. Compatible...$45.95 -
HK SP5 Stock or Brace Adapter - Folding
HKP HK Parts
$159.95HKP HK SP5 Folding Brace/Stock Adapter Our HK Parts stock adapter was made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Properly buffered with factory correct “H” buffers to protect your...$159.95 -
HK417, MR762, G28 Buttstock Set - Adjustable - RAL8000
H&K Heckler & Koch
$699.95H&K HK MR762/417/G28 Adjustable Buttstock Set - RAL 8000 The elusive HK G28 adjustable stock kit complete with the upgraded parts needed to convert a stock MR762 or HK417 to allow this stock system to be used. German RAL 8000 color. Latest HK German...$699.95 -
HK G36 Retractable Buttstock - 4 Position - Folding
H&K Heckler & Koch
$289.95HK G36, G36k, G36C, & SL8 Conversion Rear Stock Assembly The G36 KV stock, as it is known, was built by HK for a military contract and is built HK tough with an overall length of 8.5 inches (fully collapsed) to 11.40 inches when fully extended. Each...$289.95 -
Ergo Sling Loop Rail Mount- Ambidextrous
Ergo
$29.95Ergo Sling Loop Rail Mount- Ambidextrous The ergonomic HK slide mount sling hook base provides an economical means for attaching an HK-style sling hook to all 1913 Picatinny rails. Perfect for mounting on a tactical rail system or other Picatinny forearm...$29.95 -
Arm Bar and Stock or Brace Adapter - Picatinny 9"
JMAC Customs
$272.85JMAC Universal Picatinny 9" Arm Bar with Brace/Stock Adapter (A)rm(B)ar(9)inch(R)ise + AB-BA Brace Adapter + our 1913 Folding Mech (not assembled) Features: Modular Design - Brace/Stock with many mounting options Integrated QD Sling Socket 9"...$272.85