H&K Heckler & Koch

H&K G3/91 (.22LR) Caliber Conversion Kit - LIKE NEW SOLD AS IS. NO RETURNS. Convert any HK91 or G3 rifle to cycle .22LR ammunition with this genuine H&K caliber conversion kit. This kit is...

HK G3 .22 LR Conversion Magazine - NEW This new old stock .22 LR magazine is designed for the G3 and HK91 .22 caliber training conversion kit. In new condition with the standard gray finish typical...

H&K MG3 50 Round Assault Drum H&K manufactured 50-round drum for the MG3. Unissued, but may have light marks or dust from long-term storage. Clips onto MG3 feed trays. With minor...

H&K G3/91 (.22LR) Caliber Conversion Kit - BLEMISHED THESE KITS INCLUDE A BENT BARREL AND ONE MAGAZINE. BLEMISHED PARTS ARE SOLD AS IS. THIS KIT IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED...

H&K HK MR556 A4 Gas Block The H&K HK MR556 A4 Gas Block is a high-quality, precision-machined component designed for the MR556 A4 rifle. It houses the gas system that directs gas from the...

H&K MR556 A4 Hammer Spring Genuine H&K hammer spring for the MR556 A4. Compatible With: HK MR556 A4

H&K MP5 Rear Receiver Section - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German...

H&K MP5 .40 S&W Factory Barrel - Threaded - 3-Lug - BLEMISHED MISSING THE SLING LOOP ON THE FRONT SIGHT TOWER. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS...

H&K HK MR556/416 Gas Block Roll Pin - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL...

H&K MP5 Incomplete Cocking Tube Cap - 1st Gen - Gunsmith Special German-made steel cap for the HK MP5. Fits 9mm, 10mm, and .40 S&W models. Incomplete, requires detent and spring to complete...

H&K USPC Tactical Rear Tritium Sight- USED Genuine H&K rear sight for the USPC Tactical. Compatible With: HK USP Compact Tactical THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR...

H&K MP5K 9mm 2 Round Burst 4 Position (0,1,2,F) Trigger Housing - Push Pin - BLEMISHED Rare genuine H&K MP5K 2 round burst trigger housing with damage on the housing.   Compatible...

H&K 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 40/10 THIS CLOSEOUT...

H&K G3/91 Rear Housing Insert - 2 1/4" Genuine H&K rear insert designed to fit and mold onto the back of the G3/91 trigger housing. Compatible With: HK G3/91 THIS CLOSEOUT PART IS NOT...

H&K G3/91 Rear Housing Insert - 1 3/4" Genuine H&K rear insert designed to fit and mold onto the back of the G3/91 trigger housing. Compatible With: HK G3/91 THIS CLOSEOUT PART IS NOT...

H&K G3/91 Rear Housing Insert - 3 1/8" Genuine H&K rear insert designed to fit and mold onto the back of the G3/91 trigger housing. Compatible With: HK G3/91 THIS CLOSEOUT PART IS NOT...

HK Gun Pull Cleaning Cord - USED Pre-owned pull-through cleaning cord for maintaining HK rifle barrels. THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE.  SALE IS FINAL.

Left Side Ambidextrous Selector Lever FBI - 0,1 - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL...

H&K SP5/K 9mm Thread Protector - Threaded 1/2x28 Genuine H&K thread protector for the SP5. Specifications: Made in Germany Threaded 1/2x28 Compatible With: HK SP5/SP5K 9mm SP5/SP5K Clones...

H&K MP5 40/10 Cocking Tube - USED Factory cocking tube with hanger block and partial H&K engravings. Compatible With: HK MP5 40/10 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR...

H&K MP5 Sun Optics Scope Mount - USED German-made scope mount for the MP5. Compatible With: HK MP5 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE.  SALE IS FINAL.  

H&K MP5 Sun Optics - Scope Mount - USED German-made scope mount for the MP5. Compatible With: HK MP5 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE.  SALE IS FINAL.

HK German HK G3, HK, 91 & PTR 91 .308 Enhanced Extractor New HK German extractors! We have a limited supply of top-notch new old stock extractors available at unbeatable prices. Each extractor...

H&K G3/91/93/53/33 Anti-Rattle Mag Release - USED This is a used German anti-rattle paddle mag release for installation on all H&K .223 and .308 rifles. Compatible With: HK G3/91 HK 51 HK...

H&K MR556 A4/416 A5 Gas Block Spring German-made gas block spring for the MR556 A4 and HK416 A5. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4 Takedown Detent Pin Factory H&K takedown pin for MR556 A4. Compatible With: HK MR556 HK 416 HK MR762 HK 417

H&K MR556 A4/416 A5 2.5mm Gas Vent Screw German 2.5mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 2.4mm Gas Vent Screw German 2.4mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4

H&K MR556 A4/416 A5 2.3mm Gas Vent Screw German 2.3mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 2.2mm Gas Vent Screw German 2.2mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 2.1mm Gas Vent Screw German 2.1mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 2.0mm Gas Vent Screw German 2.0mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 1.9mm Gas Vent Screw German 1.9mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 1.8mm Gas Vent Screw German 1.8mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 1.7mm Gas Vent Screw German 1.7mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 1.6mm Gas Vent Screw German 1.6mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 1.5mm Gas Vent Screw German 1.5mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5

H&K MR556 A4/416 A5 1.4mm Gas Vent Screw German 1.4mm gas vent screw for MR556 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4

H&K MR556 A4/416 A5 1.3mm Gas Vent Screw The 1.3mm gas vent screw is the standard size installed at the factory on the MR556 A4. Compatible With: HK MR556 A4

H&K MR556 A4/416 A5 1.2mm Gas Vent Screw German 1.2mm gas vent screw for MR556 A4. Provides less venting than the factory-installed 1.3mm screw. Compatible With: HK MR556 A4 HK416 A5