HK G36/SL8 Conversion Kits

HK G36C .300 Blackout Caliber Parts Kit- USA Complete G36C Semi-Auto Parts Kit. This kit includes all parts needed for a complete build minus the receiver. The barrel and gas block are Black Nitride coated for longevity and resistance against wear and...

HK G36C 556/223 To .300 Blackout Caliber Conversion - USA The Tom Bostic .300 BLK conversion barrel set up is designed to drop in any G36C or Sl8 to G36C conversion and reuse your G36C op-rod/spring set, gas piston & barrel nut. Each set up comes...