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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HK21 Bolt Carrier - Stripped
H&K Heckler & Koch
$549.95HK21 Heckler and Koch Factory FMP Stripped Bolt Carrier New factory surplus. HK Contract with FMP.HKP-00566$549.95 -
HK23E, HK13E, G43 Extractor - 7.62x51 / .308, 5.56 / .223
H&K Heckler & Koch
$119.95HK23E & HK13E Extractor New HK German and no longer in production. Compatible With: MM 23E HK 13EHKP-00818$119.95 -
HK51K Barrel - 7.62 / .308 - 5.3" - Threaded 15x1 RH
RCM
$164.95RCM HK51K (7.62x51/.308) Barrel - Threaded 15x1 RH Made to exact HK51K specifications from cold hammer forged steel, this barrel matches the quality of HK German barrels. Ideal for custom builds and HK51K style projects. Specifications: Made In The...HKP-02392$164.95 -
Out Of Stock
HK91, G3 , PTR Magazine - 100 Round Drum
Beta C-Mag
$839.95Beta C-Mag (7.62x51/.308) 100 Round Drum Magazine Includes C-MAG magazine in 7.62MM,308 G3/HK91 with clear covers, personal loader, black magazine pouch with carry strap, technical/owner's manual, and graphite dry lubricant. No longer in production and...HKP-02293$839.95 -
HK MP5K Receiver Flat - 10mm / .40 S&W -
HKP HK Parts
$199.95MP5K-40, MP5K-10 Receiver Flat - USA Receiver Flat for use with a MP5K-40 or MP5K-10mm build. Please note: This is for the flat as picture no weldments are included. ***This US made receiver flat counts as one required 922r compliant part***HKP-18033$199.95 -
HK MP5 40/10 Ambidextrous (0,1) Trigger Pack
HKP HK Parts
$324.95HKP MP5 40/10 Ambidextrous (0,1) Trigger Pack Finally a lower cost alternative to the spendy and hard to find all German HK FBI or 0,1 ambi trigger packs. Now for the first time, we have the ever popular trigger pack available in an all German & US...HKP-17231$324.95 -
HK MP5 40/10 Low Impulse Locking Piece #24
H&K Heckler & Koch
$129.95New HK German MP5 40 or MP5 10mm Low Impulse Locking Piece Marked #24 This is the factory 90-degree locking piece. Used for standard loads with low to average impulses. Compatible With: MP5 10 MP5 40 MP5 .357HKP-00438$129.95 -
HK MP5K, SP89, SP5K Cocking Tube - 9mm - Left Hand
HKP HK Parts
$99.95US Made MP5K, SP89, MP5K-N, MP5K-PDW Cocking Tube- For Left Handed Shooters Made to exact HK German specifications only made for left handed shooters. The "J" channel is on the right hand side for a left handed shooter. Totally custom cocking tube,...HKP-17105$99.95 -
Out Of Stock
HK MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$199.95H&K MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned This clipped and pinned trigger housing is modified to fit MP5K or SP89 housings. It accommodates all HK German ambidextrous trigger packs and selector...HKP-00402$199.95 -
HK MP5 Parts Kit - Reverse Stretch Pistol - 9mm
HKP HK Parts
$1,679.95MP5 Reverse Stretch 9mm Pistol Build Kit Complete - German & USA Made Parts MP5-RS 9mm parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance parts to be legal as a pistol,...HKP-17121$1,679.95 -
On Sale
M-LOK Bipod Mount
Magpul
Now: $19.95Was: $29.95Magpul M-LOK Bipod Mount The Magpul M-LOK Bipod Mount allows for the attachment of Harris®-style stud mounted bipods to M-LOK compatible hand guards and forends. The M-LOK Bipod Mount offers a low-profile, robust, and elegant mounting solution for...HKP-17269Now: $19.95Was: $29.95 -
Out Of Stock
MLOK LINK Rail Section - 7 Slots - QD
Strike Industries
$25.95Strike Industries M-LOK & Key Mod Universal Rail - 7 Slots Strike Industries LINK attachment system takes the age old question Key-Mod vs. M-LOK and came up with the ultimate solution, a dual interface design compatible with both M-LOK and Key-Mod,...HKP-17594$25.95