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 G36C Quad Rail Handguard
B&T Brugger & Thomet
$269.95B&T handguard Quad Rail for HK G36C Swiss made B&T quad-rail (4 picatinny rails one for each side) handguard for HK G36C. Aluminum version with rail cover and sling swivel. This is the absolute best quality railed handguard available for the HK...HKP-16896$269.95 -
On Sale
HK416A5, MR556 Enhanced Incomplete Trigger Guard
H&K Heckler & Koch
Now: $22.95Was: $39.95Enhanced HK Trigger Guard Upgrade Incomplete - A5 - HK416 & HK MR556 Upgrade your MR556, HK416 & CR556 to the latest gen HK416 A5 enhanced trigger guard. Enlarged trigger guard area to use with gloves. Please Note: This item is...HKP-19377Now: $22.95Was: $39.95 -
On Sale
HK Linear Compensator - Threaded 5/8x24 RH - 5.56 and .308
HKP HK Parts
Now: $87.95Was: $149.95HKP (5.56/.223) and (7.62x51/.308) Linear Compensator - Threaded 5/8x24 RH Linear compensators give you the best of both worlds. Remove the outer blast shield for standard compensator and muzzle break functionality. Or, keep it on as a courtesy to the...HKP-19338Now: $87.95Was: $149.95 -
HK416, HK417, MR556, MR762 Clamping Sleeve
H&K Heckler & Koch
$5.95H&K HK 416/417/MR556/MR762 Clamping Sleeve Compatible With: HK416 HK417 MR556 MR762HKP-16618$5.95 -
HK416A5, MR556 Ambidextrous Complete Selector Lever Set - RAL8000
H&K Heckler & Koch
$189.95HK416A5 SEMI & MR556 Ambidextrous Selector Lever Set Complete - RAL 8000 New HK German manufacture. Complete kit to upgrade the selector lever set on the MR556 to the newer HK416A5 semi style of levers. Includes: HK416A5 semi or MR556 Axle HK416A5...HKP-17603$189.95 -
HK91, G3, PTR TWO Magazines with Pouch - 20 Round
H&K Heckler & Koch
$49.952x20 Round Like New Aluminum Mags W/ New Cloth Mag Pouch - Flectarn Compatible With: HK 91 HK G3 HK PSG-1 HK MSG-90 PTR-91 Vector 51 Century HK 308 clones Other custom HK91/G3 style builds or custom clonesHKP-14550$49.95 -
HK MP5K 9mm SEF Navy Style Trigger Housing - Push Pin
H&K Heckler & Koch
$159.95H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin HK German factory SEF grip frame that has been cut to MP5K factory German specs. This style of housing is for push-pin firearms that do not require clipped and pinned housing...HKP-02463$159.95 -
HK MP5, MP5F Recoil Rod Assembly
HKP HK Parts
$49.95MP5 F, MP5 40/10 Recoil Spring Rod Assembly Complete - Extra Power This is the correct MP5F or MP5 40/10 Recoil Rod assembly with the proper parts and size. Most commonly used for MP5's that are using +P or +P+ ammunition or any high impulse 9mm. Or for...HKP-17833$49.95 -
Out Of Stock
HK Semi Auto Shelf, Hanger Block For Receiver
HKP HK Parts
$13.95HK Semi Auto Shelf Weldment, Hanger Block Weldment HK Semi Auto Shelf, Hanger Block to HK's factory specifications for c/p trigger housings. Weld on shelf that is the needed receiver block that welds to the rearward portion of the magwell to allow the...HKP-17572$13.95 -
HK Extended Right Side Ambidextrous Selector Lever
H&K Heckler & Koch
$59.95HK German Right Side Ambidextrous EXTENDED (ESSL) Lever New German HK extended selector lever for the right side of all ambidextrous trigger packs. Works with all ambi left side HK selector levers. Compatible With: MP5, 94 MP5 clone and custom...HKP-18875$59.95 -
AR-15 Stabilizing Brace - 5 Position Adjustable - SBA3
SB Tactical
$134.95SBA3 - 5 Position Adjustable Stabilizing Brace - AR15 Designed for all platforms capable of accepting a mil-spec carbine receiver extension, the SBA3 is a 5-position adjustable, dramatically enhances versatility, and features a minimalist design with an...HKP-18646$134.95 -
HK MP5, MP5K Magazine - 15 Round
Mora Arms
$29.95Mora Arms HK MP5, MP5K Magazine - 15 Round 15-round curved steel magazine for MP5 platforms. Compatible With: HK MP5, SP5 HK MP5K, SP5K HK SP89 HK 94 Custom HK 9mm builds & clonesHKP-22352$29.95