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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On Sale
HK416, MR556 Enhanced Field Cleaning Kit
H&K Heckler & Koch
Now: $152.95Was: $169.95HK HK416/ MR556 (all variants & models) field cleaning kit- Enhanced Cleaning kit made both the HK 416, MR556 series of rifles and MG's. Includes: Saf-T-Clad Cleaning Rod HK Carbon Scraping Tool Accessory Adapter Section #8-32 Patch Holder Chamber...Now: $152.95Was: $169.95 -
Out Of StockOn Sale
HK SL8, G36 Rod Spring - Gas Piston
H&K Heckler & Koch
Now: $53.96Was: $59.95HK German G36 & SL8 Gas Piston Rod Spring Assembly Great for spare parts or to use on that HK SL8-G36 conversion. This is a high-wear item and a must-have spare part. Compatible With: SL8-6, SL8-1 G36E, G36 full sizeNow: $53.96Was: $59.95 -
On Sale
HK G36 Bolt Head - Incomplete
GSG9
Now: $203.35Was: $225.95G36 Incomplete Bolt Head - USA G36 bolt head allows the use of double stack magazines in your SL8 conversion to high-capacity G36, Magpul, or AR15 magazines.Now: $203.35Was: $225.95 -
On Sale
HK G36, SL8 Sight Rail - Front and Rear Sights
H&K Heckler & Koch
Now: $260.95Was: $289.95H&K German G36 & SL8 Picatinny Sight Rail With Front And Rear Iron Sights Each rail works well with optics such as Eotech or Aimpoints. This is also a great part if you want a lower cheek weld and low-profile sight system. Made from durable...Now: $260.95Was: $289.95 -
On Sale
HK21, HK21E, HK23E, HK11A1 Barrel Handle
Michaels Machines
Now: $67.45Was: $74.95HK 21, 21E, 23E, HK11 Barrel Handle US-made barrel handle. A great alternative for the original barrel handles that are no longer in production. Available in black or OD green and compatible with 5.56 and .308 platforms. Compatible...Now: $67.45Was: $74.95 -
On Sale
HK G3 Operators Manual
HKP HK Parts
Now: $17.56Was: $21.95HK G3, 91, PTR Operators Manual The G3 Operators Manual is for the Full Auto version of the HK91. Page-by-page translation of the original German Army instruction manual for the G3 family of firearms. With 120 pages and six full-color illustrations...Now: $17.56Was: $21.95 -
On Sale
HK MP5K, SP89, SP5K 9mm RS Trunnion
RCM
Now: $62.96Was: $69.95MP5K Reverse Stretch Trunnion US-made to exact factory HK specifications for the HK MP5K, SP89 9mm builds. There is a difference between the MP5K and the MP5 trunnion. This offering is the correct trunnion for the MP5K and all MP5K PDW variants,...Now: $62.96Was: $69.95 -
On Sale
MP5K Complete Weldment Set
Now: $53.96Was: $59.95MP5K Complete Weldment Set Each set of weldments is all of the weldments required for an MP5K flat. Includes: Rear sight base Sight tab Case deflector Semi auto shelf Side reinforcement tabs 2 X rear stock bushingsNow: $53.96Was: $59.95 -
On Sale
HK MP5, SP5, HK94 Optic Mount - Armasuisse Version
B&T Brugger & Thomet
Now: $197.95Was: $219.95B&T MP5 Mounting Rail, Armasuisse Version Compatible With: HK MP5, SP5 HK 94 MAC-5 clones may require custom fitment. Modified components are not eligible for return. In-spec clones & custom buildsNow: $197.95Was: $219.95 -
On Sale
M-LOK Foregrip - Skeleton
JMAC Customs
Now: $80.95Was: $89.95JMAC Universal M-LOK Skeleton Forward Grip Can be used as a forward grip or a handstop! Features: Reversible and Lightweight M-LOK Compatible (Requires 2 slots) Fits in and across M-LOK Slots Includes mounting hardware 7075 T6 Aluminum Hard Coat...Now: $80.95Was: $89.95 -
On Sale
UZI Magazine - 25 Round - New Old Stock
IMI
Now: $29.95Was: $48.95Uzi 25 Round 9mm Magazine - IMI Licensed - Mec-Gar Manufacture Made in Italy by the renowned Mec-Gar magazine manufacturing company with IMI Licensing. An all-steel production and a blued finish to help protect it against rust. These are the last...Now: $29.95Was: $48.95 -
On Sale
HK MP5K Semi Auto Carrier
RCM
Now: $132.25Was: $146.95RCM HK MP5K Semi Auto Carrier MP5K, SP89 semi-auto carrier machined completely from billet ordnance steel. RCM's US made MP5K carrier is made to the most updated and latest MP5K specs and more. Tungsten filled, heat treated, phosphate finish and...Now: $132.25Was: $146.95