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
HK SEF Long Axle Selector Lever For Polymer Trigger Housings
H&K Heckler & Koch
Now: $22.45Was: $24.95HK SEF Longer Axle Selector Lever For The Polymer SEF Type Grips Or Trigger Housings - Used This is the factory-correct selector lever for SEF or SEF-style semi-auto-style trigger packs and grip frames. These are pulled from German HK SEF trigger...Now: $22.45Was: $24.95 -
On Sale
HK416, MR556 Retaining Spring - FFRS
HKP HK Parts
Now: $3.99Was: $4.99HKP HK MR556/HK416 FFRS Retaining Spring The retainer spring retains the handguard locking pin on the free floating rail system (FFRS). These can become damaged with the removal of the handguard screws. Once the spring is damaged, they require...Now: $3.99Was: $4.99 -
On Sale
M-LOK Vertical Foregrip - Short
HKP HK Parts
Now: $19.96Was: $24.95HKP Universal M-LOK Short Grip Short vertical grip for M-LOK. This grip is by far the nicest shorter style or stubby grip we have encountered for the money. This rock solid grip is a must have for anyone that uses a vertical grip. Features: Just...Now: $19.96Was: $24.95 -
Out Of StockOn Sale
HK MP5 Cocking Handle - Knurled - Extended
HKP HK Parts
Now: $23.96Was: $29.95HK MP5, MP5K Cocking Handle Extended Extended cocking handle for the MP5 style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm. Crafted in the US from solid billet aluminum. These cocking handles also...Now: $23.96Was: $29.95 -
On Sale
HK MP5, MP5K Spring - Hammer - 9mm
H&K Heckler & Koch
Now: $6.20Was: $6.89HK Heckler & Koch HK MP5, MP5K Spring - Hammer - 9mm Each factory HK hammer spring will work in all 9mm & 40/10 trigger packs. Do not settle for an HK contract when you can have HK German for less. Great upgrade for all of the clones that use the...Now: $6.20Was: $6.89 -
On Sale
HK German Roller Retainer Plate For Rollers
H&K Heckler & Koch
Now: $7.16Was: $7.95HK German Roller Retainer Plate For All Rollers - Used This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with the use and age of the service weapon. Compatible With All Original 1st...Now: $7.16Was: $7.95 -
On Sale
HK MP5 Optic Mount - Low Profile - Picatinny
MFI
Now: $112.45Was: $124.95MFI's crafted HK MP5 Series Mount - Low Profile Scope - Universal MFI's universal mount will fit all models from 9mm through .308. The sleek design allows the operator to flip the scope mount in either direction without blocking the ejection port (MP5...Now: $112.45Was: $124.95 -
On Sale
HK, Walther 10 Round HK MP5 .22LR Magazine
H&K Hechler & Koch / Walther
Now: $35.96Was: $39.95HK MP5 22 - 10 Round magazine Brand new Walther/HK German manufactured for the HK MP5-A5 & MP5SD .22 rifle & Pistols. Each magazine offers a 10 round magazine capacity & fits all HK, Walther, Umarex MP5 A5 & MP5SD .22 rifles. A good...Now: $35.96Was: $39.95 -
On Sale
HK MP5, MP5K Cocking Handle
HKP HK Parts
Now: $23.96Was: $29.95HKP MP5, MP5K Cocking Handle Our HK Parts US-made cocking handle, a precise replica of the German design. It seamlessly complements your other accessories, making it an essential addition to any build. Whether you need a reliable spare or want to elevate...Now: $23.96Was: $29.95 -
On Sale
HK MP5K, SP89, SP5K Folding Brace - 9mm - Polymer
SB Tactical
Now: $107.99Was: $119.99HK MP5K, SP89, SP5K & Clone - Side Folding Pistol Stabilizing Brace MP5K, SP5K, Zenith Z5P, Z-5K Folding Stabilizing Brace System. This is current production with a polymer brace adapter. ***Please note some clones will need some slight fitting...Now: $107.99Was: $119.99 -
On Sale
HK Push Pin Set - MP5, G3/91, 33/53/93
H&K Heckler & Koch
Now: $13.94Was: $15.49HK Set Of Two (One Large And One Small) Push Pins -Used These are great replacements or spare parts to keep on hand. Compatible With: HK91 & G3 53, 33, and 93 MP5, SP5, SP89 PTR and GSG-5 family of guns. Please Note: The GSG5 will take...Now: $13.94Was: $15.49 -
On Sale
HKP Armorers Bench Block Tool
HKP HK Parts
Now: $10.36Was: $14.95HK Parts Armorers Puck Punch Bench Block Tool For All HK Firearms The HK armorers' puck punch bench block tool is standard issue at all HK armorers' courses. The purpose of the tool is to aid in installing axle and roll pins in your firearm while...Now: $10.36Was: $14.95