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.