Model Specific: CPX Chamber Length: 0 in. Frame Finish: Flat Dark Earth Drilled & Tapped: Yes Front Sight: Dot Optic: Crimson Trace 4 MOA Red Dot Grips: Absorbing Cushion Features: Made in the USA Finish: Black, Brown Slide Description: Black Nitride Frame Material: Polymer Magazine Type: Detachable Box Magazine Barrel Configuration: Single Barrel Twist: 1-16 Rifled Barrel: Yes Minimum Pull Length: 0 in.