This new Ruger Mark IV 22/45 in 22LR is Sku# 40194 The 250th Anniversary of United States Liberty edition. It comes with two 10 round magazines, 4.4" heavy bull threaded barrel, adjustable sights and optic ready platform. Insured shipping is $35.00 to the continental U.S. where allowed and no card fees added at Deals on Guns. Ruger website; Model Number: 40194 Caliber: 22 LR Capacity10+1 Receiver MaterialAlloy Steel Front SightFixed Barrel Length4.40" Grip FramePolymer GripsCheckered Synthetic FinishBlued Width1.22" Rear SightAdjustable Barrel StyleThreaded Bull Weight33.3 oz. Overall Length8.50" Height5.50" Grooves6 Twist1:16" RH Available in CANo Available in MANo UPC7-36676-40194-9 Suggested Retail$475.00 Limited edition model features a special "Made in the 250th Year of American Liberty" engraving on the barrel to commemorate America's 250th Anniversary. Simple, one-button takedown for quick and easy field-stripping and proper chamber-to-muzzle cleaning. Pressing a button in the back of the frame allows the barrel-receiver assembly to tilt up and off the grip frame without the use of tools. Comfortable, precision-molded polymer grip frame with a serrated frontstrap and checkered backstrap. 1/2"-28 threaded barrel with thread protector allows for the attachment of popular muzzle accessories. Cold hammer-forged barrel results in ultra-precise rifling that provides exceptional accuracy and longevity. Ergonomic bolt stop. Checkered, 1911-style grip panels for a great appearance and comfortable, non-slip hold. Internal cylindrical bolt construction ensures permanent sight-to-barrel alignment and higher accuracy potential than conventional moving-slide designs. Contoured ejection port and easy-to-grasp bolt ears allow for durable and reliable operation round after round. Factory-installed scope mount for direct optic mounting of RMR, DPP and RMSc pattern optics. Ambidextrous manual safety can be converted to left-side only with included washer. Features a conveniently located push-button magazine release on the left side of the frame. Magazine drops free on release for convenient reloading. Magazine disconnect prevents discharge when the magazine has been removed. Also includes: two, 10-round magazines.