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 UMP, USC Lever - Ejector - 9mm / .40 S&W / .45 ACP
H&K Heckler & Koch
$39.95HK German UMP & USC Ejector Lever - German New HK German OEM part. Each unit fits all calibers of UMP & USC firearms. A great spare to have on hand as they are prone to shearing off with use and must be replaced. Compatible With: UMP .45 UMP ...HKP-00263$39.95 -
HK53 Locking Piece #15 - 65 Degree
RCM
$49.95RCM HK 53 Locking Piece #15 - 65 Degree The #15 LP is the correct locking piece for the HK53 and several other custom-build applications. The locking piece is the timing mechanism that a delayed roller lock firearm uses to tell...HKP-02524$49.95 -
Picatinny Vertical Foregrip - LED Light - Quick Detach
UTG
$105.95UTG Vertical Grip With LED Light & Quick Detach Mount Features: UTG combat aluminum foregrip with integral LED flashlight Cree Q5 LED diodes Integrated reflector and light bulb to provide instant spot focus for clear object...HKP-13184$105.95 -
HK MP5 Handguard - M-LOK - Extended Length
UTG PRO
$197.95 - $245.95UTG HK MP5 PRO Monolithic M-LOK Handguard - Extended Length The UTG PRO extended monolithic M-LOK handguard builds on the original with added real estate out front for mounting accessories. Where the original stops before the front sight,...HKP-21673-M$197.95 - $245.95 -
Out Of Stock
HK MP5, HK94 Bolt Group - 9mm - Full Auto
RCM
$459.95RCM HK MP5-E Full Auto Bolt Group Each bolt group incorporates RCM’s F style carrier, MP5-E bolt head, extractor and 100 degree locking piece. This group is 100% US made and the finest out there. Complete and ready to drop in and use. Ideal to...HKP-21351$459.95 -
HK MP5K Dual Folding Stabilizer with Adapter
B&T Brugger & Thomet / Strike Industries
$319.95 - $339.95Strike Industries Dual Folding Stabilizer with HKP MP5K Adapter The Strike Industries Dual Folding Stabilizer paired with the HKP MP5K picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock...HKP-21386-M$319.95 - $339.95 -
HK MP5 Retractable Buttstock - 4 Position - RAL8000
H&K Heckler & Koch
$764.95HK German MP5 & HK SP5 A3 "F" Style Retractable Rear Stock - 4 Position - RAL 8K This German HK A3 retractable is the latest & greatest HK retractable German stock available. Now in the desirable RAL 8000 color. The F stock is designed to take...HKP-21265$764.95 -
HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing
HKP HK Parts / FA Franklin Armory
$1,449.95 - $1,499.95Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing Our latest and greatest binary trigger group was delivered with a factory HK German housing professionally engraved and painted with a 2-round burst pictograph to...HKP-21114-M$1,449.95 - $1,499.95 -
On Sale
LWRC SMG 45 1913 Stock or Brace Adapter - Rail Mount
HKP HK Parts
Now: $59.95Was: $119.95HKP - LWRC SMG 45 1913 Rail Brace/Stock Adapter We now bring you a new stock adapter option for your LWRC SMG 45. With our rail stock adapter you now have the option to mount any 1913 style stock onto your LWRC SMG 45. Cheek wield is adjustable using any...HKP-20790Now: $59.95Was: $119.95 -
On Sale
CETME L & LV 14" Spanish Bayonet & Scabbard
Now: $39.95Was: $69.95CETME L & LV 14" Spanish Bayonet & Scabbard Complete your CETME L with an original bayonet! This bayonet served in the Spanish army and was only issued with the Model L or LV rifles. These 14 inch bayonets have an impressive 8 3/4" blade. Push...HKP-20119Now: $39.95Was: $69.95 -
HK21E, HK23E Locking Piece #9 - 40 Degree
RCM
$49.95Locking Piece #9 - 40 Degree - US Made Compatible With: HK 21e HK 23eHKP-02521$49.95 -
HK MP5 Lighted Handguard -Surefire 628LMF
Surefire
$579.95Surefire - 628LMF - Lighted Forearm The 628 LMF generates 1000 lumens of output and has a tactical runtime of 2 hours per set of batteries, with gradually decreasing output afterward. Surefire 628LMF Features: Virtually indestructible LED and...HKP-03285$579.95