Radian Weapons Glock 17 Gen 6 Ramjet Non-Threaded Pistol Barrel w/Afterburner Compensator Black. The threadless barrel design allows for effortless install/removal for cleaning. Specifications for Radian Weapons Glock 17 Gen 6 Ramjet Non-Threaded Pistol Barrel w/Afterburner Compensator: Manufacturer: Radian Weapons Gun Make: Glock Dimensions: 4 x 1 x 8 in Gun Type: Pistol Features of Radian Weapons Glock 17 Gen 6 Ramjet Non-Threaded Pistol Barrel w/Afterburner Compensator Industry-leading recoil reduction up to 44percent No threads INTRA-LOK interface design No Loctite shims or setscrews needed Package Contents: Radian Weapons Glock 17 Gen 6 Ramjet Non-Threaded Pistol Barrel w/Afterburner Compensator Tapered screw TORX Bit Radian Weapons R0988: Glock 17 Gen 6 Ramjet Non-Threaded Pistol Barrel w/Afterburner Compensator Black