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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Out Of Stock
HK MP5 Locking Roller +2 - .40 S&W, 10mm
H&K Heckler & Koch
$19.99H&K Heckler and Koch +2 Roller for HK MP5 40,10 New HK German MP5 40,10 +2 roller. Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production. Please Note: The price...HKP-00334$19.99 -
Adjustable Folding Stock 1/2 inch Spacer
Choate
$7.95Choate Adjustable Folding Stock 1/2 inch Spacer This spacer adds 1/2 inch to our HK Choate folding stocks that uses the adjustable length of pull spacer system. You can add up to 5 of these spacers to your stock.HKP-19032$7.95 -
HK MP5F, MP5 Cocking Tube and Handle - Support Combo - .40 S&W / 10mm
HKP HK Parts
$249.95HKP MP5F & MP5 40,10 Cocking Tube, Handle, Support Combo HK MP5 40/10 or MP5 F factory correct USA made cocking tube and cocking tube support assembly complete. This is a factory correct MP5F/MP5 40/10 Cocking tube assembly complete. This assembly...HKP-18152$249.95 -
HK MP5, HK90 Series Extended Selector Lever - Left Side ESSL - Ambi Burst Trigger packs
H&K Heckler & Koch
$94.95Heckler and Koch Extended Selector Lever - Burst 3 Position Brand new, genuine German HK extended ambi left side safety selector with axis for all ambidextrous burst lowers. This is a LEFT side EXTENDED Safety Selector Lever ESSL for ambidextrous...HKP-16973$94.95 -
On Sale
HK UMP, USC Optic Rail - Picatinny
H&K Heckler & Koch
Now: $12.95Was: $19.95HK UMP, USC Optic Rail - Picatinny Factory HK UMP and USC Picatinny machined aluminum optic rail with mounting hardware. Compatible With: HK UMP, USCHKP-22541Now: $12.95Was: $19.95 -
Out Of Stock
HK UMP Apparel - Hats, Patches, and Shirts
HKP HK Parts
$0.00HKP HK UMP Apparel and Patch Collection Represent your platform with the HK Parts UMP Series apparel and accessories lineup. Built for enthusiasts who appreciate iconic firearms and clean, understated design, this collection delivers premium...HKP-22459-M$0.00 -
HK MP5, MP5K Optic Mount - Optic, NV Laser - Picatinny, Aimpoint T-1, T-2, ACRO P-1, P-2
MI Midwest Industries
$174.95Midwest Industries HK MP5, MP5K Optic and IR, NV, Laser Mount for Aimpoint T-1/T-2 and Aimpoint ACRO Tall, clamp-on optic and laser mount for MP5 and MP5K pattern firearms. Allows you to run a micro red dot and an IR illuminator, and/or laser at the same...HKP-22393-M$174.95 -
HK416, MR556, HK417, MR762 Handguard Locking Screw - A4 Style
H&K Heckler & Koch
$22.95HK416, MR556, HK417, MR762 - A4 - Handguard Locking Screw Replacement locking screw that secures the A4 handguard to the upper receiver. Compatible With: HK HK416 A4 HK MR556 A4 HK HK417 A4 (2 required per handguard) HK MR762 A4 (2 required per...HKP-22304$22.95 -
HK MP5, MP5K Scope Tab - Billeted - Weldment
HKP HK Parts
$9.95HKP HK MP5/K Billeted Scope Tab - Weldment Billeted scope tab weldment for HK MP5, MP5K, and compatible clones. Provides a correct mounting point for optics. Compatible With: HK MP5/94 HK MP5K/SP89 HK MP5 40/10 Clones or custom buildsHKP-22063$9.95 -
HK416, MR556, AR-15, M4 Magazine - TMAG Gen 3 - 20 Round - Translucent OD Green
Magpul
$24.95Magpul AR/M4 TMAG® 20 Round GEN M3™ Magazine - Translucent OD Green US-made translucent 20 round magazine optimized for AR/M4 platforms, but modified to permit operation with other 5.56 and .223 STANAG-compatible rifles. Specifications: Made...HKP-22035$24.95 -
On Sale
HK MP5, MP5K Locking Piece - 100 Degree - Extra Low Impulse - .40 S&W, 10mm - Gunsmith Special - BLEMISHED
HKP HK Parts
Now: $9.95Was: $49.95HKP MP5/K 40/10 Locking Piece - Extra Low Impulse - Gunsmith Special - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Please Note: Will require work...HKP-18273-BNow: $9.95Was: $49.95 -
HK MP5, SP5 Handguard - Slimline Style
HKP HK Parts
$22.95HKP MP5, SP5 Slimline Handguard Once a rare find after HK discontinued it, the classic slimline handguard returns with a fresh, U.S-made update. Specially engineered for the MP5, SP5, and compatible clones, this new version features a reimagined pattern...HKP-21471$22.95