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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HKP 2 Point Leather & Cotton Sling
HKP HK Parts
$59.952 Point Leather & Cotton Sling Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German artisan using quality US leather and hardware. Each sling is approximately 48" long...HKP-21320-M$59.95 -
On Sale
HKP HK Parts 2 Point Operator Sling
HKP HK Parts
Now: $13.95Was: $19.95HKP HK Parts 2 Point Operator Sling 2 point sling similar to the popular Magpul style sling. Made to last and a great sling for the money. Not set up for use on the HK style rifles unless you add AR15/M4 style attachment points for the 2 points of the...HKP-15375Now: $13.95Was: $19.95 -
H&K HK MR556/416 Sling Loop Backplate - Ambidextrous
H&K Heckler & Koch
$46.95H&K HK MR556/416 Sling Loop Backplate - Ambidextrous Genuine HK German manufactured 416, MR556 new style backplate with sling loop. Compatible With: HK MR556, HK 416 buffer tubes All Standard AR-15, M4 & M16 buffer tubesHKP-17151$46.95 -
H&K HK MR556/416/416 A5 Slim Line Stock - RAL 8K
H&K Heckler & Koch
$249.95H&K HK MR556/416/416 A5 Slim Line Retractable Stock - RAL 8K New from HK Germany the slim line retractable stock fits all commercial & mil-spec AR-15/M16 buffer tubes. Marked with the HK logo and issued on specialized HK 416, MR556 rifles...HKP-17602$249.95 -
H&K Universal Gun Cleaning Wick Set - 8 Piece Set
H&K Heckler & Koch
$1.95Original German Army Issue HK91/G3/PTR Cleaning Kit Wick - Set of 8 Originally issued for the G3,91 & MG3 firearms but will work on pretty much any and all rifles & pistols. Each set comes with 8 BRAND NEW German manufactured cleaning wicks. Each...HKP-17646$1.95 -
HKP HK MP5K to MP5 Stock Adapter
HKP HK Parts
$139.95HKP HK MP5K to MP5 Stock Adapter Our new MP5K to MP5 stock adapter is the perfect addition for those looking for a stock that provides a better line of sight and a better cheek rest position like the MP5 A2 fixed stock does. This stock adapter will allow...HKP-20988$139.95 -
HKP - U.S MP5K Shoulder Rig Lanyard With Ring
$19.95HKP - U.S MP5K Shoulder Rig Lanyard With Ring For use with all HK shoulder harnesses to quickly deploy the stock when folded. This is the same style unit used by agencies such as the Secret Service, FBI etc. Our U.S lanyard is upgraded with a ...HKP-20855$19.95 -
On Sale
MM HK 33/91/93/G3 5.56/.223 & 7.62x51/.308 Clubfoot With Heavy Rubber Buttpad
Michaels Machines
Now: $199.95Was: $229.95US-Made Clubfoot (21E/23E Style) Central Buttstock Section With US Heavy Rubber Buttpad Fits all HK 91/G3/21/23 and HK93/33/53 backplates and buffers. Just add your buffer and backplate and you are good to go. Great replacement or upgrade for your HK...HKP-01144Now: $199.95Was: $229.95 -
H&K HK 416/MR556 Mil-Spec Factory German E2 Rear Stock - Black
H&K Heckler & Koch
$199.95H&K HK 416/MR556 Mil-Spec Factory German E2 Rear Stock - Black The HKE2 Buttstock fits mil-spec buffer tubes (receiver extensions) for M4/AR15 type weapons and has the concave style removable buttpad installed. Features: Ergonomic cheek weld for...HKP-01913$199.95 -
Out Of Stock
H&K G36 (5.56/.223) Rear Stock Axle Pin
H&K Heckler & Koch
$24.95G36 Rear Stock Axle Pin For SL8 To G36 Stock Conversion New HK German manufacture. This is the axle pin that holds the G36 or G36C folding stock to the rear section of the receiver. Also used to mount the US-made rear stock block for those who are doing...HKP-00741$24.95 -
H&K Ambidextrous Sling Pin O-Ring
H&K Heckler & Koch
$1.95H&K Ambidextrous Sling Pin O-Ring HK ambidextrous sling pin replacement O-ring for all ambidextrous sling pins. This item is a common wear/breakage part that does need to be replaced from time to time. This is the part that creates the + seal to keep...HKP-01090$1.95 -
HKP 91/93/33/G3 (7.62x51/.308) Enhanced HK Buffer For HK German MSG90 & PSG1
HKP HK Parts
$129.95HKP Enhanced Buffer This buffer is the factory correct style PSG1 & MSG90 stock buffer found in all factory HK PSG1, MSG90 German stocks. The overall diameter is .80" Compatible With: HK 91 G3, 93, 33, or PTR stock.HKP-01014$129.95 -
B&T Ambidextrous Sling Pin- Large
B&T Brugger & Thomet
$57.95B&T Stock Ambidextrous Sling Pin That Replaces The Push Pin For Stock Each ambi sling pin will allow the use of a sling mounting location for either a left or right hand shooter for replacing the rear stock push pin with this ambi sling pin. Each pin...HKP-16887$57.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Rear Stock Axle Pin
H&K Heckler & Koch
$30.95HK German UMP Rear Stock Axle Pin This is the HK factory German rear stock pin that allows you to attach the stock to either the factory receiver of a UMP or for those that are doing the USC to UMP conversion. This is required to attach the stock to the...HKP-00604$30.95 -
Choate HK 91/G3 (7.62x51/.308) Folding Stock Replacement Buffer
Choate
$3.95Choate HK 91 & G3 (7.62x51/.308) Folding Stock Replacement Buffer Choate .308 folding stock replacement buffer for all HK91/G3 PTR stocks. A great item to have on hand as these do wear and are prone to breaking. Compatible With: HK 91/G3HKP-00211$3.95 -
On Sale
PTR PDW (7.62x39) & (7.62x51/.308) Backplate With Recoil Rod
PTR
Now: $109.95Was: $149.95PTR PDW Backplate Assembly Complete With Recoil Rod Each unit has been built with new HK parts and painted HK black, ready for use. The PTR PDW is the collapsible recoil-style assembly designed for use on HK51-style builds such as the PTR PDW pistol or...HKP-02665Now: $109.95Was: $149.95 -
Choate MP5K/SP89/SP5K 9mm Tactical Folding Stock
Choate
$229.95HK SP5K Folding Tactical Stock Made in the USA and counts as one 922r compliant part. Compatible With: MP5K D54K SP5K SP89 Zenith Z-5P/Z-5K & in-spec clonesHKP-00781$229.95 -
HK Parts MP5K Folding Stock Buffer
HKP HK Parts
$9.95HK Parts MP5K Folding Stock Buffer This item used to replace the factory HK buffer on MP5K folding stocks and end cap. This is only usable on the factory OEM stock and end cap. This buffer can also be used as a replacement buffer for all of MP5/MP5K...HKP-20833$9.95 -
SB Tactical - HK SP5K Side Folding Brace - Skeletonized
SB Tactical, HKP HK Parts
$229.95Side Folding Pistol Stabilizing Brace with HK Parts Adapter - HK MP5K, SP89, SP5K & Clones The HK Parts adapter offers a QD attachment point and is made from hard coat anodized aluminum. Available exclusively at HK Parts. Features: Made...HKP-21056$229.95 -
H&K HK G36C Rear Stock With Cheek Rest - Black
H&K Heckler & Koch
$199.95HK G36C Rear Stock With Cheek Piece Installed - German Genuine German Heckler & Koch G36 stock. The G36C stock is a full inch shorter than a standard G36 stock. This is an ideal stock for those wearing body armor, for those who are doing the SL8...HKP-00278$199.95 -
HK MR556/MR762/416/HK417 Buffer Retainer Spring
USA
$2.95HK MR556/MR762/416/HK417 Buffer Retainer Spring This item is the spring for the buffer retainer that is held in the rear of the lower receiver. Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-20036$2.95 -
On Sale
H&K 93/53/33 (5.56/.223) Backplate - Parkerized - BLEMISHED
H&K Heckler & Koch
Now: $37.95Was: $64.95H&K 93/53/33 (5.56/.223) Backplate - Parkerized - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German backplate with the recoil assembly cup...HKP-16252-BNow: $37.95Was: $64.95 -
On Sale
SB Tactical FS1913 Folding Pistol Stabilizing Brace - Black
SB Tactical
Now: $207.95Was: $260.99SB Tactical FS1913 Folding Pistol Stabilizing Brace - Black A low-profile, left side-folding, strut design compatible with all platforms utilizing an M1913 interface at the rear of the receiver. The FS1913 is a complete assembly offering pull-through...HKP-19132Now: $207.95Was: $260.99 -
Out Of Stock
PTR AR Stock Adapter For HK Firearms
PTR
$99.95AR15 to HK 90 Series Stock Adapter For AR15 &M4 Style Stocks, Braces For use on any commercial, mil-spec, or pistol AR15/M16/M4 stock, brace, & buffer tube of your choice. Perfect for your HK rifle, pistol, or SBR build. With our M4 adapter, you...HKP-16550$99.95 -
H&K HK MR762/417/G28 Adjustable Buttstock Set - Black
H&K Heckler & Koch
$599.95HK G28 Fully Adjustable Stock For The MR762 & HK 417, G28 - Black The hard to find 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. New HK German...HKP-16761$599.95 -
Out Of Stock
PTR HK 93/91/33/53/G3 (5.56/.223) & (7.62x51/.308) Central Stock Section With Butt Pad
PTR
$99.95U.S. HK 91, G3, PTR Central Stock Section Black With Butt Pad Compliant parts are hard to find and are important for keeping your HK G3, HK 91, HK33, and 93 build 922r compliant. Compatible With: HK G3, 91, PTR CETME HK 93, 33, 53 Other...HKP-00379$99.95 -
B&T HK UMP & B&T APC Folding Stock - Black
B&T Brugger & Thomet
$139.95B&T HK UMP & B&T APC Folding Stock - Black Swiss manufactured B&T APC & UMP Folding stock. (NFA rules apply) Compatible With: HK UMP HK USC (with UMP conversion) B&T APC9/10/45 SeriesHKP-17441$139.95 -
H&K 93/53/33 (5.56/.223) Surplus Fixed Stock - A2 - Black
H&K Heckler & Koch
$249.95Surplus - Fixed Stock - Black - HK93,33,53 HK93 Surplus Stock - Black comes with a matching buttpad. Ready to install on your HK or clone rifle. Last remaining units. Once all are gone there will be no more. Compatible HK 93, 33, 53HKP-19075$249.95 -
AC-Unity HK MP5 Stock w/4 Rubber Pads
AC-Unity Magazines and Parts
$129.95AC-Unity HK MP5 Stock with 4 Rubber QD Butt Pads MP5 side folding stock assembly from AC-Unity. This assembly includes four quick detach butt pads for a custom fit, prefect for any shooter. Multiple sling attachments accomodate a wide range of...HKP-21634$129.95 -
SB Tactical HK UMP & B&T APC Folding Brace - Black
SB Tactical
$79.95SB Tactical HK UMP Omega / APC Folding Brace - Black SB tactical folding brace for the HK UMP, Omega UMP & B&T APC offerings. This is a brand new offering that was made for the new release of the Omega UMP pistol offerings now hitting the market...HKP-18258$79.95 -
HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block - B Pin Style
HDPS
$209.95New Latest Production HDPS HK USC/UMP Stock Block -B Pin Style For use with all HK UMP factory or US-made folding stocks. Each unit comes with a new push-pin design. This is a required part of the HK USC-UMP style conversion. Each part is the latest...HKP-00773$209.95 -
On Sale
HKP MP5 AR Stock, Brace Adapter - BLEMISHED
HKP HK Parts
Now: $44.95Was: $114.95HK MP5, HK93 Style AR, M4 Stock & Brace Adapter - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Each AR stock, brace adapter is...HKP-17118-BNow: $44.95Was: $114.95 -
H&K 91/G3 (7.62x51/.308) Fixed Stock Complete - Black - Surplus
H&K Heckler & Koch
$129.95German G3, 91, PTR Stock complete - Surplus Used black German surplus stock complete. Ready to install on your HK or clone rifle. Used in perfect working condition and each stock includes all parts to be a complete stock ready to use on your HK G3, 91,...HKP-18936$129.95 -
H&K HK MR556/416 Mil-Spec German E1 Rear Stock - Black
H&K Heckler & Koch
$222.95H&K HK MR556 & 416 Mil-Spec German E1 Rear Stock - Black The HK E1 Buttstock fits mil-spec buffer tubes (receiver extensions) for M4/AR15-type weapons. Each stock comes with the convex buttpad as found on factory-issued HK 416s. Compatible...HKP-00052$222.95 -
H&K HK MR556/416 Mil-Spec Enhanced Buffer Tube
H&K Heckler & Koch
$254.95HK 416 & MR556 OTB (over the beach) Buffer Tube/Receiver Extension Each mil-spec buffer tube has built-in drainage holes in the rear of the tube and also on the bottom to maximize efficiency. Each buffer tube has ball-bearing rollers to tighten the...HKP-02716$254.95 -
Choate MP5 & HK94 Folding Stock
Choate
$219.95Choate MP5 & HK94 Folding Stock Each stock features the same quick open steel housing and folding arm found on all HK stock offerings. Each stock is backed by the manufacturer's lifetime warranty but built tough enough that you will never have to use...HKP-00171$219.95 -
Ergo AR-15 Castle Nut For Buffer Tubes
Ergo
$5.95Ergo AR-15 Castle Nut For Buffer Tubes - US Made Steel Castle-nut for AR buffer tubes fits both mil-spec and commercial buffer tubes alike. Compatible With: HK MR556 & 416 AR-15 style platformsHKP-02729$5.95 -
Snap Hook 1" - Universal
USA
$4.95Snap Hook 1" This is a 1" HK-style snap hook for sling or other custom projects. We also offer 1.25" HK sling hooks, as these are great spare parts to have on hand.HKP-00730$4.95 -
Strike Industries HK 416 .22LR Dual Folding Brace with Adapter
Strike Industries / HKP
$349.95Strike Industries Dual Folding Stock & Brace with HKP 416 .22LR Adapter The Strike Industries Dual Folding Brace paired with the HKP 416 .22LR picatinny adapter is one of the best options on the market for those looking for a light, compact folding...HKP-21409$349.95 -
On Sale
HKP HK 91/G3 (7.62x51/.308) Stock Set - Jungle Green - Surplus
HKP HK Parts
Now: $19.95Was: $26.95Original German Army Used Surplus G3, 91, PTR Tropical/Jungle Green Stock Set Factory HK German production. Each stock set is used but in perfect working order. Each set is in overall good condition. Most will clean up nicely with a little TLC. A...HKP-16331Now: $19.95Was: $26.95