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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HK MP5 A3 Retractable Buttstock Lever Rebuild Kit
H&K Heckler & Koch
$49.95Heckler and Koch Lever Rebuild Kit for A3 Retractable Buttstocks Rebuild kit for worn out or to complete A3 retractable stocks with metal back plate Compatible with: MP5 HK33 HK91, G3HKP-22547$49.95 -
On Sale
HK91, G3 Magazine - 20 Round - LEO Laser Marked - Parkerized - BLEMISHED
H&K Heckler & Koch
Now: $41.95Was: $59.95Heckler and Koch 20 Round Rare LEO Laser Marked Steel Magazine for HK91 and HK G3 BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED POOR AND UNFINISHED LASER MARKING COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT...HKP-19333-BNow: $41.95Was: $59.95 -
HK MP5K, SP5K Trigger Group - Single Stage - SSTG
Magpul
$669.95SSTG Magpul trigger group The Single Stage Trigger Group is a blend between the past and future. The trigger pack begins life as a factory German trigger pack before being professionally converted into a semi-auto trigger pack. After the conversion, each...HKP-22522-M$669.95 -
On Sale
HK MP5K, SP89 Trigger Housing - SEF - Push Pin - USED
H&K Heckler & Koch
Now: $199.95Was: $359.95Heckler and Koch HK MP5K, SP89 Trigger Housing - SEF - Push Pin - USED VARYING DONDITION SHOWN - SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Upgrade your HK MP5K or SP89 with this SEF...HKP-16551-USEDNow: $199.95Was: $359.95 -
On Sale
HK G36, G36C, G36K Magwell - FDE - BLEMISHED
HKP HK Parts
Now: $28.95Was: $39.95HK G36, G36C, G36K Magwell - FDE - BLEMISHED SHADE OF COLOR MAY VARY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Allows use of all factory G36 and Magpul G36...HKP-19300-FDE-BNow: $28.95Was: $39.95 -
On Sale
HK SL8 to G36 Conversion Kit - Incomplete - BLEMISHED
Special Weapons
Now: $139.95Was: $319.95HK SL8 to G36 Conversion Kit - Incomplete - BLEMISHED VARYING CONDITION SHOWN - SOLD INVDIVIDUALLY DOES NOT INCLUDE STOCK OR AR-STYLE MAGAZINE ADAPTER. Will REQUIRE ADDITIONAL MACHINING TO THE STOCK: HINGE, BUTTON LOCKING SECTION, AND INDEX PLATE HOLE...HKP-99394Now: $139.95Was: $319.95 -
HK MP5, MP5K, MKE AP5, AP5-P Case Deflector - 9mm Receivers
MKE
$24.95MKE AP5, AP5-P, HK MP5, MP5K Case Deflector for 9mm Receivers This steel case deflector is manufactured by MKE for AP5 firearms and fits MP5-pattern 9mm receivers. It installs on the ejection-port flat of the receiver and is riveted or welded in place to...HKP-99349$24.95 -
HK91, G3, HK33, HK53, HK93 Paddle Magazine Release - Anti-Rattle
MKE
$32.95MKE Anti Rattle Paddle Magazine Release for HK91, HK G3s and HK33, HK53, HK93 Upgrade your rifle with MKE's anti-rattle style paddle mag release. Compatible With: HK91, G3 HK33, HK53, HK93 PSG1, MSG90 In-spec clones and custom buildsHKP-99348$32.95 -
WOOX Angled Grip - M-LOK - AFG
WOOX
$88.95WOOX M-LOK Angled Grip Compact angled foregrip for M-LOK handguards, built with a reversible dual-wall structure and checkered texture for a secure, consistent support-hand index. Features: Flat-bottom design for added stability and...HKP-22465$88.95 -
HK MR762 A4 Barrel - 16.5" - Proofed
H&K Heckler & Koch
$459.95HK MR762 A4 Barrel - 16.5" - Proofed Factory proofed HK MR762 A4 16.5" barrel with standard 5/8x24 RH thread pitch. Compatible With: HK MR762 A4HKP-22453$459.95 -
On Sale
HK G3 ButtPlate with Catch Spring - Standard Stock - Green - Used - BLEMISHED
H&K Heckler & Koch
Now: $0.97Was: $2.95HK G3 Standard Stock Buttpad - Green - Used - BLEMISHED SOLD INDIVIDUALLY - CRACKED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This German-made buttpad is an excellent replacement for your...HKP-21865-ODG-BNow: $0.97Was: $2.95 -
On Sale
HK91, G3 Bolt Locking Lever Set - USED
H&K Heckler & Koch
Now: $19.22Was: $24.95HK91, G3 Bolt Locking Lever Set - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This is the bolt carrier locking lever set that retains the bolt head to the carrier...HKP-02683-USEDNow: $19.22Was: $24.95