HK Rifle / SMG Parts
Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
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HK MP5, HK94 A3 Retractable Buttstock - Gen 2
H&K Heckler & Koch
$939.95HK94, MP5 Stock - A3 - Gen 2 The original Navy-style German HK MP5 A3 stock is no longer in production and have been replaced with the MP5 F-style stock. Each offering is the second generation MP5 A3 Navy-style version with the polymer backplate and...HKP-00167$939.95 -
HK MP5, MP5K Locking Piece - 100 Degree
H&K Heckler & Koch
$89.95Heckler and Koch 100 Degree Locking Piece for HK MP5, HK MP5K, HK SP5, and HK SP5K The MP5 100-degree locking piece is the factory-correct locking piece for all HK MP5 and MP5K style firearms. Compatible With: MP5, MP5K HK SP5, SP5K SP89,...HKP-00134$89.95 -
HK Rifle Cleaning Kit - Universal - Used
H&K Heckler & Koch
$4.95Original German Army Issue HK91, G3, PTR Cleaning Kit - Surplus Includes: Brass brush Oil brush Oil tube Hand cleaning brush Pull chain Compatible With: HK91, G3, PTR, C308, CETME HK33, HK33, HK93 HK MP5, MP5SD, HK94 HK MP5K, SP89 HK PSG1, MSG90 HK...HKP-15612$4.95 -
Out Of Stock
HK UMP, USC Barrel Roll Pin
H&K Heckler & Koch
$11.94Heckler and Koch German made USC and UMP Universal Barrel Roll Pin HK recommends replacing the barrel pin when the barrel is removed with a new barrel pin. This is a great spare part to have on hand. The factory-correct barrel pin for all HK UMP and USC...HKP-00603$11.94 -
HK MP5SD Locking Piece #5 - 120 Degree - 9mm
RCM
$34.95MP5SD 120 Degree Locking Piece - US This locking piece is a US made version of the factory German MP5SD 120 degree locking piece. This was the German locking piece that was marked #5 when HK Germany used to make them. Each locking piece is made here in...HKP-16715$34.95 -
HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Bundesadler
H&K Heckler & Koch
$93.00Heckler and Koch 30 Round HK MP5 Bundesadler Magazine The Bundesadler laser-etched into a factory German H&K magazine. Heckler and Koch German magazine 9mm 30 round curved all steel magazine. German HK MP5, MP5K mags are the finest HK...HKP-20914$93.00 -
Out Of Stock
HK MP5, MP5K, APC Flash Hider - 3 Lug - Quick Detach - 9mm
B&T Brugger & Thomet
$135.00B&T HK MP5/MP5K 9mm Flash Hider - 3-Lug - Quick Detach This flash hider slips over the end of the 3-lug barrel and with a light push and a 1/4 turn the flash hider attaches to the end of the tri-lug. Easy off and on installation and removal with a...HKP-16902$135.00 -
HK UMP 45, SMG 45 Magazine Loader
HKP HK Parts
$39.95HKP HK UMP 45, SMG 45 Magazine Loader The enhanced loader is the finest loader available for UMP 45 magazines. Speed up your load time and save your thumb in the process. Made in the USA. Compatible With: H&K UMP & USC 45 magazines LWRC SMG 45...HKP-19662$39.95 -
HK UMP Magazine - 25 Round - .45 ACP
H&K Heckler & Koch
$145.95New HK Heckler and Koch Non-LE, Mil Marked .45 ACP 25 Round Magazine for HK UMP The UMP .45 magazines will fit all UMP factory firearms as well as the USC's that have been converted to accept UMP magazines. Compatible With: HK UMP .45 HK USC to UMP . 45...HKP-00605$145.95 -
Out Of Stock
HK SL8, G36 Top Rail Screw
HKP HK Parts
$5.95HK SL8 & G36 Top Rail Screw This rail screw is the standard length rail screw used for all SL8 and G36 top rails. With the exception of the dual and single option models. A must have part and an easy part to loose or strip. Grab yours to have...HKP-20330$5.95 -
Tailhook Mod 1 Brace
Gear Head Works
$129.95Gear Head Works Tailhook Mod 1 The GHW Tailhook clamps to pistol buffer tubes or adapter spuds ranging from 1.17" to 1.2" in diameter. It features a limited rotation sling swivel QD socket as well. Weighing in at a scant 4.5 ounces, you will never feel...HKP-19134$129.95 -
HK MP5 .22LR Handguard - M-LOK
HKP HK Parts
$169.95HKP HK Parts and Heckler and Koch M-LOK Forearm for HK MP5 .22LR HK Parts brings you a long overdue option for all the MP5 .22LR owners. Our new forearm takes the classic MP5 plastic forearm aesthetics from the MP5 .22LR and combine it with M-LOK...HKP-21260-M$169.95