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
HK G36/UMP Folding Stock Release Spring
H&K Heckler & Koch
Now: $8.96Was: $9.95HK G36 Folding Stock Release Spring This is the spring that fits under the stock release button to activate the folding and retention of the G36 or UMP stock. Compatible With: HK G36 HK G36K HK G36C UMPNow: $8.96Was: $9.95 -
On Sale
HK33, HK53, HK93 Surplus Fixed Stock - A2 - OD Green
H&K Heckler & Koch
Now: $125.95Was: $139.95Surplus - Fixed Stock - OD Green - HK93,33,53 Hand-picked stocks in excellent condition. Comes with matching buttpad. Ready to install on your HK or clone rifle. German military surplus, but handpicked to give you the best of the offerings. Features: HK...Now: $125.95Was: $139.95 -
On Sale
HK MP5 Stock or Brace Adapter - AR
HKP HK Parts
Now: $91.96Was: $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...Now: $91.96Was: $114.95 -
On Sale
HK91, G3 Fixed Stock - Alpine Green - Surplus
H&K Heckler & Koch
Now: $26.95Was: $29.95HK German Surplus G3, 91, PTR Stock Complete - Alpine Green The Alpine green stock was the last version that the German military produced and is the darkest green version available. All stocks are 90's production, date coded and made by HK for the...Now: $26.95Was: $29.95 -
On Sale
HK MP5K, SP89 End Cap with Buffer - 9mm - Steel
Choate
Now: $41.36Was: $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...Now: $41.36Was: $45.95 -
On Sale
HK417, MR762, G28 Stock - Slim Line - RAL8000
H&K Heckler & Koch
Now: $131.35Was: $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...Now: $131.35Was: $145.95 -
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 -
On Sale
HK417, MR762, G28 Buttstock Set - Adjustable - RAL8000
H&K Heckler & Koch
Now: $530.96Was: $589.95H&K HK MR762, HK417, G28 Adjustable Buttstock Set - RAL 8000 HK G28 adjustable stock kit complete with the necessary parts convert a stock MR762 or HK417 to G28 spec. Includes: G28 fully adjustable stock G28 buffer tube/receiver extension G28...Now: $530.96Was: $589.95 -
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 -
On Sale
Ergo Sling Loop Rail Mount- Ambidextrous
Ergo
Now: $26.95Was: $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...Now: $26.95Was: $29.95 -
On Sale
HK416, MR556 Buffer Tube - Enhanced
H&K Heckler & Koch
Now: $179.95Was: $199.95FDE HK 416, MR556 OTB (over the beach) Buffer Tube, Receiver Extension - Commercial Genuine HK German manufactured 416 & MR556 latest generation, marine environment & over the beach buffer tube. Each commercial buffer tube has built in drainage...Now: $179.95Was: $199.95 -
On Sale
HK417 MR762, G28 Ambidextrous Sling Adapter
H&K Heckler & Koch
Now: $116.95Was: $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...Now: $116.95Was: $129.95