The tactical solutions x-ring barrel has been designed to make your ruger 10/22 rifle lighter and significantly more accurate.Machined from aircraft aluminum,the x-ring barrel has an outside diameter of 0.920" and fits all ruger 10/22 receivers and most aftermarket 10/22 style receivers.Accuracy is enhancedby a hand-chambered, chromoly-steel bore with an 11-degree target crown.The barrel flutes reduce weight, while the standard 1/2" x 28 threaded muzzle allowsfor the addition of a suppressor or compensator.This model has a quick sand finish.Caliber Or Gauge: 22 Long Rifle (LR)Length: 16.50"Model: X-RingTwist: 1:16"Sights: NoneFinish: Quick SandType: RifleBarrel Type: BullBarrel Features: Fluted