Ruger's American Rimfire rifle features a patent-pending Power Bedding integral bedding block system which positively locates the receiver and free-floats the barrel for outstanding accuracy. The cold hammer-forged barrel results in ultra-precise rifling which provides exceptional accuracy longevity and easy cleaning. The American Rimfire rifle also has a Ruger Marksman Adjustable trigger tang safety easy-to-use 10/22-style extended magazine release and a 3/8" rimfire scope base that is machined into the receiver which is also drilled and tapped. Included is Williams' fiber optic front sight and adjustable "V" slot folding-leaf rear and sling swivel studs.This Standard model has an 18" blued barrel OD green synthetic stock with two long length of pull modules and a flush-mounted 10/22 BX-1 10-round rotary magazine.