Quarter Circle 10 9mm Barrel 5.5in Black Nitride

Quarter Circle 10 9mm Barrel 5.5in Black Nitride. The thread pitch of these 9mm barrels is 1/2x28 which can mount on most auto-loading pistol magazines making these barrels a must have for any 9mm auto-loader build. Every Quarter Circle 10 9mm Barrel is tested individually for internal and external durability headspace and concentricity to ensure the best possible reliability and performance. Every Quarter Circle 10 9mm Luger Barrel is engineered specifically for pistol caliber ammo not modified from an existing platform increasing functionality reliability and overall performance. Every quarter-end of the Quarter Circle 10 9mm Luger Barrels is measured from the end of the muzzle to the end of the breech/feed ramp. Approximately 1 of the barrel rests inside the upper receiver upon installation resulting in an installed length of 1 less than the listed overall length. Specifications for Quarter Circle 10 9x19mm Barrels: Manufacturer: Quarter Circle 10 Color: Black Nitride Finish: QPQ Nitride Fabric/Material: 4150 CMV Steel Caliber: 9mm Luger Threads per Inch: 1/2x28 Barrel Twist Rate: 1-10 Gun Make: AR Platform Gun Model: QC10 Blu' Whistler QC5 QC10 Rider QC10 Ranger Condition: New Features of Quarter Circle 10 9x19mm Barrels: .75 (medium) profile Note: Barrels are measured from the end of the muzzle to the end of the breech/feed ramp Approximately 1 of the barrel rests inside the upper receiver upon installation resulting in an installed length of 1 less than listed overall length. Package Contents: Quarter Circle 10 9x19mm Barrels Which weapon models is Quarter Circle 10 9x19mm Barrels compatible with? Quarter Circle 10 9x19mm Barrels is compatible with QC10 Ranger QC10 Rider QC5 QC10 Blu' WhistlerQuarter Circle 10 QC-BRL-9-5.5: 9mm Barrel 5.5in Black Nitride