Ruger Precision Rimfire Black Bolt Action Rimfire Rifle - 17 HMR - Ruger's Precision Rimfire rifle features a molded, one-piece chassis and a Quick-Fit adjustable buttstock assembly manufactured with glass-filled nylon for strength, stiffness and stability, making a solid foundation. The adjustable buttstock also has a flat Picatinny bag rider, molded-in window which provides a tether point for your squeeze bag, and a metal QD pocket. Its 15" free-float handguard is made of aluminum and features Magpul M-Lok slots on all four sides, while the Picatinny scope base includes 30 MOA elevation. The target, cold hammer-forged, 4140 alloy steel barrel has ultra precise rifling and 1/2"x28 threads with an included thread protector. The Precision Rimfire rifle also has a Ruger Marksman adjustable trigger, AR-pattern pistol grip, safety selector, and an oversized bolt handle. Thread Pattern 1/2"-28 18" target barrel is cold hammer-forged from 1137 alloy steel to create ultra precise rifling for excellent accuracy Oversized bolt handle for positive bolt manipulation Ruger's own AR-Pattern pistol grip and safety selector