Caliber: 10mm Auto - Grips: Cushioned Rubber with Hardwood Insert - Front Sight: Fiber Optic Novak - Barrel Length: 3 - Material: Stainless Steel - Capacity: 6 - Rear Sight: LoMount Novak - Twist: 1:16 RH - Finish: Matte Stainless - Overall Length: 8.50 - Weight: 36 oz. - Grooves: 5 - Triple-locking cylinder is locked into the frame at the front rear and bottom for more positive alignment and dependable operation shot after shot. - Patented grip frame design easily accommodates a wide variety of custom grips. - Takedown of integrated subassemblies requires no special tools and allows for easy maintenance and assembly. - Patented transfer bar mechanism provides an unparalleled measure of security against accidental discharge.