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
Lee Sporting LS5 HK MP5 Complete Trigger Group - Semi Shelf
Lee Sporting
Now: $494.96Was: $549.95Lee Sporting LS5 Complete Trigger Group - MP5 Semi-shelf The LS5 trigger group from Lee Sporting is a definitive ergonomic upgrade over the OEM grip, boasting a weight reduction of 4.3oz compared to the original. This billet aluminum trigger group is...Now: $494.96Was: $549.95 -
On Sale
HK MR762, G28 Free Floating Rail System - RAL8000
H&K Heckler & Koch
Now: $899.96Was: $999.95HK MR762, 417 Extended Free Floating Rail System - RAL 8000 - Tan New Heckler & Koch MR762, HK 417, & G28 extended forearm with flip up front sight & suppressor window cutout. Optimized design to mitigate the heat emissions for long range...Now: $899.96Was: $999.95 -
On Sale
HK417, MR762 Spring - Recoil Buffer
H&K Heckler & Koch
Now: $22.45Was: $24.95H&K HK MR762/417 Recoil Buffer Spring A must have wear and replacement part for your, HK 417 & MR762 firearm. Compatible With: HK MR762 HK 417Now: $22.45Was: $24.95 -
HK MP7 Retractable Buttstock- 3-Position
H&K Heckler & Koch
$199.95H&K HK MP7 3-Position Retractable Stock New German HK Rare HK MP7 - 3 Position Retractable ButtstockCompatible with all MP7A1 and MP7A2 Firearms$199.95 -
On Sale
HKP HK MP5 40 Locking Roller -4
HKP HK Parts
Now: $9.56Was: $11.95HK US MP540 Undersized Locking Roller, -4 The proper roller size is essential for proper headspacing of bolt gap. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to remember the size you need...Now: $9.56Was: $11.95 -
On Sale
HK416, MR556 Extractor
H&K Heckler & Koch
Now: $58.46Was: $64.95HK 416 & MR556 Bolt Head Extractor New HK - German Compatible With: HK MR556 HK 416 CR556 HK M27Now: $58.46Was: $64.95 -
On Sale
HK416, MR556 Ejector For Bolt Head
H&K Heckler & Koch
Now: $21.55Was: $23.95H&K HK MR556/416 Ejector For Bolt Head HK German factory part. Compatible With: HK MR556 HK 416Now: $21.55Was: $23.95 -
On Sale
HK416, MR556 DMR Extra Long Handguard
H&K Heckler & Koch
Now: $773.96Was: $859.95HK MR556/416 DMR Extra Long Forearm New Heckler & Koch MR556, HK 416 Extended DMR (designated marksman rifle) Forearm With Suppressor Window Cutout. Optimized design to mitigate the heat emissions for long range shooting and to prevent the mirage...Now: $773.96Was: $859.95 -
On Sale
HK MP5 40/10 High Impulse Locking Piece #25 US
RCM
Now: $40.46Was: $44.95MP5 40 & MP5 10mm High Impulse Locking Piece Marked #25 Made in the US from an enhanced material and heat treated to factory specifications. Each US-made MP5 40/10 60-Degree Locking Piece is used for high-impulse ammo commonly found in...Now: $40.46Was: $44.95 -
On Sale
HK MP5K, SP5K, SP89 Barrel - 9mm - 5.85" - 3 Lug
RCM
Now: $134.95Was: $149.95RCM MP5K/SP5K/SP89 9mm Barrel - Non-Threaded 3-Lug This is the only US-made non-threaded barrel that uses the same steel and Cold Hammer Forged (CHF) process as Heckler & Koch. Precision-milled to the latest MP5KN PDW specifications with...Now: $134.95Was: $149.95 -
HK MP5, HK94 Vented Wide Handguard - Vertical
HKP HK Parts
$44.95HKP MP5 & HK94 Vented Wide Forearm - Vertical New US manufactured (922r compliant) HK MP5 & HK94 vented wide handguard with the 90 degree vents. This style of venting allows better handling and superior barrel cooling abilities. Available...$44.95 -
On Sale
HK MP5, MP5K Optic Mount - Low Profile - Rear - Picatinny
CFG
Now: $89.95Was: $99.95CFG MP5, MP5K Low Profile Rear Sight Base Mount - 5 Slot This new offering is a neat low profile offering that allows the user to replace the rear sight and add an extremely low profile super robust picatinny optic mount to your HK MP5, MP5K firearm...Now: $89.95Was: $99.95