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 UMP, USC Bolt Carrier - Semi Auto - .45 ACP - BLEMISHED
USA
Now: $239.95Was: $399.95USA HK UMP/USC .45 Semi Auto Bolt Carrier - Complete - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED CRACK ON REAR TAB COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE...HKP-18588-BNow: $239.95Was: $399.95 -
HK93, HK53, AP53 Binary Trigger Group- 3 Position Navy Engraved
H&K Hechler & Koch / FA Franklin Armory
$1,399.95 - $1,449.95Franklin Armory/H&K 53/93 & AP53 Binary Trigger Group- 3 Position Navy Engraved US-made binary trigger group installed in a German Navy-style polymer housing. Features a 3-position selector with 0,1,F pictogram markings. All three positions align...HKP-22170-M$1,399.95 - $1,449.95 -
HK93, HK53, AP53 Binary Trigger Group- SEF Contoured
H&K Hechler & Koch / FA Franklin Armory
$1,399.95 - $1,449.95Franklin Armory/H&K 53/93 & AP53 Binary Trigger Group- SEF Contoured US-made binary trigger group installed in a German SEF contoured trigger housing. Features a 3-position selector marked SEF. All three positions align with binary selector...HKP-22169-M$1,399.95 - $1,449.95 -
HK93, HK53, AP53 Binary Trigger Group - 3 Position 2 Round Burst Engraved
H&K Hechler & Koch / FA Franklin Armory
$1,399.95 - $1,449.95Franklin Armory/H&K 53/93 & AP53 Binary Trigger Group- 3 Position 2 Round Burst Engraved US-manufactured binary trigger pack installed in a German SEF-style polymer housing engraved with 0, 1, 2 pictogram markings. All three positions align with...HKP-22168-M$1,399.95 - $1,449.95 -
On Sale
HK MP5 Mount - Trijicon MRO - Ultra Low Profile - Battle Steel - BLEMISHED
Botach Tactical
Now: $43.95Was: $69.95Botach Battle Steel HK MP5 Ultra-Low-Profile Mount for Trijicon MRO - BLEMISHED SMALL DINGS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Ultra-low-profile...HKP-19530-BNow: $43.95Was: $69.95 -
On Sale
HK MP5 German 0,1,2 Burst Only Housing- Push Pin - USED - BLEMISHED
H&K Heckler & Koch
Now: $119.95Was: $179.95HK MP5 German 0,1,2 Burst Only Housing- Push Pin - USED - BLEMISHED CONDITION MAY VARY. SEE PHOTOS. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Compatible...HKP-01015-BNow: $119.95Was: $179.95 -
HK91, G3 Caliber Conversion Kit - .22LR
H&K Heckler & Koch
$1,895.95Heckler and Koch HK G3, HK91 .22LR Caliber Conversion Kit - LIKE NEW SOLD AS IS. NO RETURNS. Convert any HK91 or HK G3 rifle to cycle .22LR ammunition with this genuine HK caliber conversion kit. This kit is intended for marksmanship training and...HKP-22093$1,895.95 -
HK416, MR556 Enhanced Buffer Tube - Tan
H&K Heckler & Koch
$192.95Tan HK 416, MR556 OTB (over the beach) Buffer Tube, Receiver Extension - Commercial Genuine HK German-manufactured 416 & MR556 latest generation, marine environment & and over-the-beach buffer tube. Each commercial buffer tube features built-in...HKP-22086$192.95 -
On Sale
HK MP5 Barrel - 10mm / .40 S&W - Bulged - BLEMISHED
H&K Heckler & Koch
Now: $189.95Was: $579.95Heckler and Koch MP5 40/10 German Bulged Barrel - BLEMISHED MP5 40/10 BULGED barrel. Can be cut down and repurposed for a custom barrel length application. Compatible With: HK MP5 10mm / .40 S&W THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN,...HKP-99174Now: $189.95Was: $579.95 -
On Sale
CQT FX Simunition Conversion Kit for MP5 - 9mm Blue - Spare Part Lot - BLEMISHED
Simunition
Now: $87.95Was: $319.95CQT FX Simunition Conversion Kit for MP5 - 9mm Blue - Spare Part Lot - BLEMISHED SHADES OF BLUE MAY VARY The CQT FX Simunition conversion spare parts lot from original kits. Everything pictured is included. THIS CLOSEOUT PART IS NOT...HKP-99054-BNow: $87.95Was: $319.95 -
HK33, HK53, HK93 SBA5 Pistol Stabilizing Brace and Adapter
SB Tactical
$319.95SB Tactical HK 93/33/53 SBA5 Pistol Stabilizing Brace with Adapter SB Tactical combined with our HK 93/33/53 end cap creates a true drop-in brace, perfect for those seeking the flexibility that the SBA5 pistol stabilizing brace offers. With a 5-position...HKP-22069-M$319.95 -
HK417, MR762 Bolt Head - Complete - E1
H&K Heckler & Koch
$595.95Heckler and Koch 417 E1 Bolt Head - Complete Rare factory bolt head for the HK417. Compatible With: HK MR762 HK417HKP-22037$595.95