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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Rail Panel Cover - M-LOK - 2 Slot
JMK
$13.95 - $18.95JMK Rail Panel Cover - M-LOK - 2 Slot JMK M-LOK rail panels are compatible with platforms featuring M-LOK slots. These modular panels are suited for numerous applications. Each panel is sold individually. M-LOK panels are CNC-machined from solid...HKP-22402-M$13.95 - $18.95 -
HK FMP G3 Early Type De-Milled Front End - No Cocking Handle Assembly
FMP HK CONTRACT
$68.95HK G3 - FMP Early Type De-milled Front End - No Cocking Handle Assembly Early style G3 front end with no hanger from de-milled FMP G3 parts kits. Perfect for custom builds. Includes: Cocking tube Trunnion Barrel pinHKP-22377$68.95 -
AP51 MOE PR Stock - PDW
Magpul
$249.95Magpul Century AP51 PDW MOE PR Stock Designed for the Century AP51 PDW platform, this adapter ensures a precise fit and solid lockup for stock installation. Built for durability and proper alignment, it maintains correct stock geometry and function...HKP-22346$249.95 -
HK416, MR556 Handguard - 12.5" - M-LOK - Tropentarn
H&K Heckler & Koch
$488.95H&K HK MR556/HK 416 12.5" M-LOK Handguard - Tropentarn New HK German manufactured handguard for the HK 416 and MR556 firearm. ONLY 3 AVAILABLE Compatible With: HK MR556 HK 416HKP-99327$488.95 -
Out Of StockOn Sale
HK416, MR556 Mil-Spec German E1 Stock - Black - USED
H&K Heckler & Koch
Now: $167.95Was: $222.95H&K HK MR556/416 Mil-Spec German E1 Stock - Black - USED ONLY 1 UNIT AVAILABLE - AS PICTURED - SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. The HK E1 Buttstock fits mil-spec buffer...HKP-00052-USEDNow: $167.95Was: $222.95 -
On Sale
HK416 A5 Bolt Carrier
H&K Heckler & Koch
Now: $1,549.95Was: $1,997.95H&K HK416 A5 Bolt Carrier Factory HK416 A5 full auto bolt carrier. This carrier is backwards compatible with earlier HK416 A1 and A3 variants. Features the updated captive firing pin retaining system. Compatible With: HK416 A5 HK416 A1 HK416...HKP-22328Now: $1,549.95Was: $1,997.95 -
On Sale
HK417 Bolt Carrier - Full Auto
H&K Heckler & Koch
Now: $1,669.95Was: $1,859.95H&K HK417 Bolt Carrier - Full Auto Genuine factory full auto HK417 bolt carrier. Although designed for the full auto HK417, the carrier is compatible with MR762 receivers. Limited number available. Compatible With: HK417 HK...HKP-22282Now: $1,669.95Was: $1,859.95 -
Out Of StockOn Sale
HK33K, HK53 Locking Piece #3 - 58 Degree - New Old Stock
H&K Heckler & Koch
Now: $1,449.95Was: $1,949.95H&K HK53 Locking Piece #3 - 58 Degree - New Old Stock ONLY 2 UNITS AVAILABLE - AS PICTURED Priced for ONE Locking Piece - Condition Varies by Unit - Sold Individually Rare genuine German HK #3 locking piece. This is the correct factory locking...HKP-99315Now: $1,449.95Was: $1,949.95 -
HK90 Series Trigger and Catch Axle - USA
MKE
$1.99HK Sear and Trigger Axle For 90 Series - SURPLUS MKE sear and trigger axle for the 90 series style trigger packs. Each axle pin (aka pivot pin) measures .197 inches (5.0mm). Each HK trigger pack uses a total of 2 of these axle pins per trigger pack...HKP-22233$1.99 -
On Sale
HK MP5K Cocking Tube Support - Complete
MKE
Now: $38.46Was: $54.95MKE HK MP5K Cocking Tube Support Complete Complete assembly for proper alignment and reliable operation. Compatible With: Century AP5-P, AP5-M HK MP5K Clones and custom builds (may require slight fitting)HKP-22226Now: $38.46Was: $54.95 -
On Sale
HK MP5 Thread Protector Cap - 10mm / .40 S&W - 14x.75 - USED
H&K Heckler & Koch
Now: $34.95Was: $49.95H&K Heckler & Koch's MP5 40/10 Thread Protector Cap - Threaded 14x.75 - USED ONLY 4 UNITS AVAILABLE - AS PICTURED Priced for ONE cap - Condition Varies by Unit - Each unit Sold INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL...HKP-00422-BNow: $34.95Was: $49.95 -
On Sale
HK MP5, HK94, SP89, SP5K Curved Magazine - 15 Round - 9mm - BLEMISHED
H&K Heckler & Koch
Now: $68.95Was: $100.00H&K 15 Round MP5/SP5/MP5K/SP5K 9mm Curved Magazine - BLEMISHED ONLY 1 UNIT AVAILABLE COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Brand new factory fresh...HKP-02409-BNow: $68.95Was: $100.00