This new FN 509C 9mm semi auto pistol Sku# 66101794 comes with one 15 and one 11 round magazines, 4" compensated barrel(removable) , MRD optic ready slide with plate options included, and soft carry case. Insured shipping is included to the continental U.S. where allowed and no card fees added at Deals on Guns. FNH USA website; Specs Caliber: 9mm Operation: Double-action Mag Capacity: 10 or 12/15 Rd. Weight: 25.5 oz. Barrel Length: 4.02" Overall Length: 7.4" Twist Rate: 1:10" RH Height: 5.2" / 4.8" Width: 1.35" Trigger Pull: 5.5 - 7.7 lb. Primary Features Full-sized performance in a concealed carry package Includes FN Compensator that was introduced on the FN 509 CC Edge FN Low Profile Optics Mounting System with plate adapters for direct mounting of more than 10 optics