The Micro 9 ESV has porting on the front of the slide (barrel is not ported) ball mill cocking serrations a Rose Copper coated barrel for increased corrosion resistance. – Specifications – Height (inches): 4.0 – Weight (ounces) with empty magazine: 15.35 – Length (inches): 6.1 – Width (inches): 1.08 – Magazine capacity: 7 – Recoil spring (pounds): 11.5 – Frame – Material: Aluminum – Finish: Kimpro II Gray – Slide – Material: Stainless steel – Finish: Kimpro II Gray -Barrel – Length (inches): 3.15 – Material: Stainless steel match grade – Twist rate (left hand): 16 – Coated in Rose Copper Titanium Carbo-Nitride (TiCN) – Sights – Standard Night Sights – Grips – Altamont G10 Black Machine Checkered Kimber Logo – Trigger – Premium aluminum – Factory setting (approximate pounds): 7.0