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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Picatinny Optic Mount - Holosun 510C, HM3X Combo
Holosun
$599.95Holosun 510C & HM3X Combo - Optic & Magnifier The HS510C is a versatile open reflex optic designed for long gun applications. HS510C is at home on carbines, PCCs, and shotguns due its durable design. HS510C features and aluminum housing...HKP-21657$599.95 -
On Sale
JMAC G36K/HK33 Compensator (KeyMicro) - Threaded 15x1
JMAC Customs
Now: $86.95Was: $109.95JMAC G36K/HK33 (5.56/.223) Compensator (KeyMicro) - Threaded 15x1 In order to use this device with a suppressor, it must be installed by a professional to ensure it is properly mounted and aligned. Do NOT shoot without checking alignment with bore rods...HKP-21257Now: $86.95Was: $109.95 -
HK MP5, MP5K, G3 Night Sights
XS Sights
$159.95Trijicon Bright & Tough - Night Sights - H&K SP89, Carbines, Rifles Trijicon bright & tough night sights are three-dot iron sights that increase night-fire shooting accuracy by as much as five times over conventional sights. Housed in a metal...HKP-20325$159.95 -
On Sale
HK MP7 A2 Parts Kit
H&K Heckler & Koch
Now: $14,485.95Was: $18,535.95HK MP7 A2 Parts Kit - German HK Available for the first time ever! Get your hands on an updated HK German MP7 A2 parts kit. Each demilled kit is factory original, unfired, and ships in the factory packaging with manuals. Perfect for a...HKP-20050Now: $14,485.95Was: $18,535.95 -
On Sale
KDG HK MR556 10" M-LOK Rail System
KDG Kinetic Development Group
Now: $279.95Was: $374.95KDG HK MR556 10" M-LOK Rail System Direct-mount rail system designed to replace the factory HK MR556 handguard. Features a continuous monolithic Picatinny rail at the 12 o’clock position and M-LOK mounting slots at the 3, 6, and 9 o’clock...HKP-19246Now: $279.95Was: $374.95 -
HK G36, SL8 Handguard - Side, Bottom Mounting
H&K Heckler & Koch
$279.95HK German G36 & HK SL8 Forearm With Rail Mounting Points Newer style that has the hard mounting points for the side and bottom rails. HK Black In Color. Compatible with all HK SL8's & G36E's models.HKP-01420$279.95 -
Keymount Muzzle Brake - Threaded 5/8x24
Wasatch Arms
$89.95Wasatch Arms Keymount Muzzle Brake - Threaded 5/8x24 The Wasatch Arms keymount brake is compatible with the Dead Air keymount system. The brake has no outisde flats, so there is no need for timing shims or crush washers...HKP-20298$89.95 -
HK417, HK MR762 Threaded Pin For Buttstock Insert
H&K Heckler & Koch
$4.95H&K HK MR762/417 Threaded Pin For Buttstock Insert HK MR762, HK 417 threaded pin for the buttstock release lever insert. Compatible With: HK MR762 HK 417HKP-16609$4.95 -
HK417, MR762 Bolt Carrier
H&K Heckler & Koch
$519.95H&K HK MR762 Bolt Carrier New HK German production. Compatible With: HK MR762A1, A4 HK 417HKP-16626$519.95 -
HK417, MR762, G28 Brass Catcher - RAL8000
H&K Heckler & Koch
$589.95H&K HK MR762/417/G28 Factory Brass Catcher - RAL 8K New HK German manufactured MR762, G28, HK 417 Factory Brass Catcher in tan (RAL 8000). Quick detach with zipper release to empty fired cases in a hurry with the utmost in efficiency. Ideal for those...HKP-17713$589.95 -
HK MR762 E2 Convex Butt Pad w/ Bowden Retaining Wire
H&K Heckler & Koch
$67.95MR762, 417 German Convex Butt Pad With Bowden Retaining Wire Harness This item can be added as an option on the HK MR762 & HK712/G28 E1/E2 Stock. Providing you an option to use either the concave or convex style buttpads for different mission...hkp-18488$67.95 -
HK416, MR556 DMR KeyMod Extended 15" Handguard
HKP HK Parts
$249.95HKP HK MR556/416 DMR KeyMod Extended 15" HandguardHKP-18020$249.95