Specifically designed for use with a silencer, the tactical solutions x-ring sbx barrel is a lightweight and highly accurate.A silencer is easily threaded on to the 1/2"x28 threaded muzzle inside of the barrel shroud.Hand-chambered for 22 lr, with a target crown and chromoly bore, the x-ring sbx barrel is everything you could ask for when using a silencer with a.22lr barrel.It is compatible with.22 lr rifle barrels for the ruger 10/22, thompson/center t/cr22 rifles, tactical solutions x-ring semi-automatic.22 rifles, and for tactical solutions x-ring.22lr receivers.Caliber Or Gauge: 22 Long Rifle (LR)Length: 16.50"Model: X-RingTwist: 1:16"Sights: NoneBore Type: Chrome MolyFinish: BlackType: RifleBarrel Type: ThreadedAmmo Type: Target/GameBarrel Features: Suppressor Ready