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, MP5K Dual Magazine Clamp Bundle - 9mm
HKP HK Parts / KCI
$119.95KCI Dual Magazine Clamp Bundle - for 9mm HK MP5 The MP5, MP5K magazine grip or dual magazine clamp. Fits all 9mm MP5 or MP5K curved magazines. Holds two magazines together for ease of use and easy access to 2 magazines. Half the weight of the...HKP-20479$119.95 -
HK Contract 3 Point Sling - Black
H&K Heckler & Koch
$44.95HK Contract 3 Point Sling - Black German military surplus 3 point HK sling in like new condition. These slings are completely operational and a great value for the money.HKP-19186$44.95 -
On Sale
HK Contract 3 Point Sling - OD Green
H&K Heckler & Koch
Now: $39.71Was: $52.95HK Contract 3 Point Sling - OD Green HK contract 3 point sling NIW. This is the best valued HK 3 point sling available for the HK 90 series of firearms. HK Green in color.HKP-19184Now: $39.71Was: $52.95 -
HK Roller +7 - New - 8.07mm
HKP HK Parts
$8.99Roller +7 - New - 8.07mm HK Parts Standard (8.07 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to...HKP-19442$8.99 -
HK21 Ammunition Belt without Starter Tab - 50 Round
H&K Heckler & Koch
$29.95H&K 21 50-Round Ammo Belt w/o Starter Tab No starter tab. For belt-fed HK 21 guns.HKP-00569$29.95 -
HK MP5 9mm Full Auto SEF Navy Style Trigger Group - Push Pin
H&K Heckler & Koch
$499.95HK German MP5 SEF Navy Style F/A Trigger Group Complete - Used Each trigger group is comprised of genuine Heckler & Koch products Includes: German full auto trigger pack with all F/A internals New German 3rd generation ejector German HK SEF selector...HKP-18094-PP$499.95 -
HK MP5, HK90 Series Hammer Axle for Trigger Pack
H&K Heckler & Koch
$2.77H&K 90 Series Hammer Axle For Trigger Pack HK German used hammer axle for the 90 series style of trigger packs. Each axle pin or pivot pin measures .237 inches (6.0mm). A great spare and must have spare part for anyone that owns an HK 90 series of...HKP-15444$2.77 -
HK MP5 .22 LR Optic Mount - RMR, Holosun
HKP HK Parts
$97.95HKP HK Parts RMR and Holosun Optic Mount for HK MP5 .22 The finest mounting solution to properly mount your RDS on your MP5 .22. Our 3-piece optic mount installs quickly and securely using the provided hardware. Our mount is the perfect height to...HKP-20867-M$97.95 -
HK MP5, SP5, HK33 1913 Rail Stock or Brace Adapter
JMAC Customs
$94.95JMAC Customs HK MP5, HK SP5, HK 33 1913 Rail Brace/Stock Adapter Finally a way to mount 1913 stocks/braces to your favorite full-size MP5 clone! It has a Picatinny rail machined on the rear which allows you to install 1913 style stocks/braces...HKP-19305$94.95 -
HK MP5 Sling Clip Rivet Set - 3 Rivets
HKP HK Parts
$7.89HKP MP5 Sling Clip Rivet Set - 3 Rivets Factory correct MP5 sling clip rivet set (includes a set of 3 rivets). This is the factory correct rivet set to attach the HK sling clip to the left hand side of the magwell. Each set includes a set of 3 rivets for...HKP-17003$7.89 -
HK MP5 A3 Retractable Buttstock Buffer
H&K Heckler & Koch
$27.95H&K Heckler and Koch A3 Buffer - Stock - Retractable Stock Buffer for HK MP5 These common wear items need to be replaced when they become yellow, brittle, and worn. Inspect your buffer for the following: discoloration, the buffer becomes hard and...HKP-00074$27.95 -
Subgun Magazine Assist - 9mm - 3 Pack
Magpul
$9.95ORIGINAL MAGPUL® 9MM SUBGUN - 3 PACK When installed on the base of a submachine-gun magazine, the original Magpul provides improved speed and control during high stress, tactical magazine changes. Durable synthetic rubber loop with recessed rough...HKP-17310$9.95