Molded, one-piece chassis and adjustable buttstock assembly are manufactured with glass-filled nylon for strength, stiffness and stability; Quick-Fit adjustable Precision Rimfire stock allows length of pull and comb height to be quickly and easily adjusted to get proper fit over a wide range of shooter sizes, outerwear and shooting positions; Big-Gun bolt throw adjustment enables to change from a rimfire 1-1/2" bolt throw to a short-action centerfire 3" bolt throw, reducing the chance of short-stroking your bolt in competition; Ruger Marksman Adjustable trigger is externally adjustable, with a trigger pull range of 2.25 to 5 pounds; wrench is stored in a buttstock compartment; Ruger's own AR-Pattern pistol grip and safety selector provides an extended reach for maximum control and access to the 45deg, reversible safety selector; Anodized Picatinny scope base includes 30 MOA elevation for increased long-range capabilities out of the box; Oversized bolt handle for positive bolt manipulation (same as the Ruger Precision Rifle); 15" aluminum free-float handguard features Magpul M-LOK slots on all 4 sides for improved scope clearance for long-range scopes and easy mounting of M-LOK-compatible rails and accessories; Target barrel is cold hammer-forged from 1137 alloy steel to create ultra precise rifling for excellent accuracy; Accepts all 10/22 magazines; Also includes: two, 10-round BX-1 magazines