Kimber Ultra CDP II .45 ACP 1911 Pistol with Night Sights Caliber: .45 ACP Magazine capacity: 7+1 3 Magazines Safety: Ambidextrous thumb safety Recoil spring: 18.0 lbs.; Full-length guide rod Frame Material: Aluminum Frame Finish: Matte black; KimPro II frame finish Slide Material: Stainless steel Slide Finish: Satin silver Sights: Meprolight Tritium 3-dot night sight, fixed Sight Radius: 4.8" Grips: Rosewood, Double diamond Trigger: Premium aluminum, match grade Trigger Pull: 4.0 - 5.0 Barrel Material: Steel, match grade Twist rate: 1:16"; Ramped Barrel Length: 3" Length: 6.8" Height: 4.75" Width: 1.28" Weight: 25 oz. (with empty magazine) factory box Features America's best shooters keep choosing Kimber. Legendary LAPD SWAT tested five major 1911 brands and chose Kimber. United States Marines assigned to Special Operations Command chose Kimber. The U.S.A. Shooting Rapid Fire Pistol Team trains for Olympic competition with a Kimber. Most recently, LAPD SIS transitioned to Kimber. They all chose Kimber for the same reason: quality, dependability and accuracy. So should you. Features: 3" Match Grade Barrel Premium Aluminum Match Trigger Meprolight Tritium Night Sights