The Xpert Sporter SR from Winchester Repeating Arms combines accuracy dependability and style in a lightweight bolt-action package. Chambered in 22 LR the Xpert features a precision Rimfire M.O.A. Trigger button-rifled barrel with Bentz-style chamber and a satin finish wood stock with traditional checkering. 1/2 x 28 TPI threaded muzzle with knurled thread protector. New SHOT Show Caliber: 21 Sharp – Xpert Sporter SR Features – Satin finish wood stock with traditional checkering – 1/2 x 28 TPI threaded muzzle with knurled thread protector – Fully-adjustable rear sight and ramped post front sight – Xpert Features – Durable steel receiver – Drilled and tapped for optic mounts – Precision button-rifled barrel – Target crown – Bentz-style chamber – Bolt-action – Extended bolt handle – Three lever adjustable Rimfire M.O.A. Trigger – Includes one rotary magazine: 22 LR and 21 Sharp 10 round capacity – Ambidextrous magazine release using side-mounted rails or release tab – Accepts aftermarket 10/22 magazines (22 LR and 21 Sharp)