Wolfpack Armory Upper Receiver Side Charging Stripped Pistol Caliber Black NRSC-PC. 45 caliber Designed for Pistol Caliber Blowback Bolt Carriers and have relief machined for Bolt Carriers that have a Cam Pin. Compatible with MP5 magazine lower...
Wolfpack Armory Upper Receiver Side Charging Stripped Pistol Caliber Black NRSC-PC. 45 caliber Designed for Pistol Caliber Blowback Bolt Carriers and have relief machined for Bolt Carriers that have a Cam Pin. Compatible with MP5 magazine lower...