Product Features & SpecificationsModel: Ruger 6837 Gunsite Scout Rifle Safety : 3-Position Caliber: 450 Bushmaster Twist: 1 in 16" Barrel: 16.1" Alloy Steel Free-Floated, Cold Hammer Forged Buttpad: Soft Rubber w/ Buttpad Space Muzzle Brake: Precision Rifle Hybrid Finish: Matte Black Stock: American Walnut Sights (Front) : Non-Glare Protected Blade (Rear): Ghost Ring Adjustable Aperture Overall Length: 37" – 38.5" * 11/16"-24 Thread Pattern * Non-Rotating, Mauser-Type Controlled Round Feed Extractor * 4rnd Detachable Box Magazine * 1-Piece Stainless Steel Bolt * Sling Swivel Studs * Integral Scope Mount SKU 6837 UPC 736676068371