Tactical Solutions 1022SGMG X-Ring Barrel 22 LR 16.50" Gunmetal Gray Finish Aluminum Material Bull with Fluting, Threading & Sights for Ruger 10/22The 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