This is the deluxe semi-automatic rifle chambered for the hottest little varmint cartridge to come along in decades. The rifle features a match grade barrel that is threaded into an all steel receiver for maxium rigidity. Trapdoor in Butt Plate that allows convenient carry of either a 5 or 10 round magazine. Specification:: Caliber: 17 Mach 2 Action: Semi-Automatic Receiver: Stainless or Blued Barrel: 20" Match Grade-threaded into the receiver W/target crown. Sights: Adj steel rear w/ramp front, both w/fiber optic inserts Capacity: 5rd, 10rd Safety: Manual Operating Thumb Safety Stock: Black Composite or Laminated Hardwood Length of Pull: 13 3/4" Overall Length: 37 1/2" Weight: 5 1/2 lbs Features: Sling Swivel Studs; The receiver is drilled and tapped for scope base; Trigger guard safety lock is included.