Shaw Ruger 22 LR Threaded Rifle Barrel Spiral Flute 16in Factory Contour 1-16 Twist 1/2-28 Thread Polished Stainless. Bentz style target chamber for increased accuracy potential. Flutes add stiffness while reducing weight. Thread threaded for suppressor or other device. Specifications for Shaw Ruger 10/22 22 LR Threaded Rifle Barrel: Manufacturer: Shaw Caliber: .22 Long Rifle Gas Block Journal Size-Diameter: .920 in Barrel Material: 416R Stainless Steel Gun Make: Ruger Gun Model: Ruger 10/22 Gun Type: Rifle Condition: New Fabric/Material: Stainless Steel Features of Shaw Ruger 10/22 22 LR Threaded Rifle Barrel Drop-In Barrel upgrade for the Ruger 10/22. Factory carbine profile with Bentz style target chamber for increased accuracy potential. Flutes add stiffness while reducing weight. Muzzle threaded for suppressor or other device. Package Contents: Shaw Ruger 10/22 22 LR Threaded Rifle Barrel Thread Protector What firearm models does the manufacturer say Shaw Ruger 10/22 22 LR Threaded Rifle Barrel is compatible with? The manufacturer suggests that Shaw Ruger 10/22 22 LR Threaded Rifle Barrel is compatible with Ruger 10/22Shaw 1022FSSHF16TM: Ruger 10/22 22 LR Threaded Barrel Spiral Flute 16in Factory Contour 1-16 Twist 1/2-28 Thread Polished Stainless