MKIV 22/45 TACTICAL 22LR 4.4" 40149|BLACK|1/2-28 TPI|10+1 Manufacturer Model Number: 40149 Manufacturer: Ruger Model: Mark IV 22/45 Tactical Caliber: 22 LR Type: Semi-Auto Pistol Item Type: Firearm Firearm / Accessory Action: Single Action Firearm / Accessory Capacity: 10 + 1 Finish: Black Anodized Sights: Fixed Front/Adjustable Rear Stock Frame Grips: Polymer Frame Checkered 1911 Style Polymer Frame Magazine Quantity and Description: 2 10 rd. Overall Length: 8.4" Weight: 33.3 oz. Shipping Weight: 3.1 Feature: Magazine Disconnect Feature: Top & Bottom Picatinny Rails Feature: Ergonomic Bolt Stop Optic Adjustable Objective: false Optic Reticle Illuminated: false