The KelTec PR-5.7 is a compact concealed carry pistol chambered in 5.7x28mm. Featuring a rotary barrel and a top-loading design it's ultra-lightweight and maintains an impressive 20-round capacity.Specifications: Caliber: 5.7x28 mm Weight Unloaded: 13.86 oz Magazine Capacity: 20 Overall Length: 7.16 in Barrel Length: 4.64 in Width (widest point): .937 in Height: 4.95 in Twist: 1:7 in Trigger Pull: 4.5 lbs