It may have been designed in 1904 but the beloved.45 ACP is far from ready to bow out steadily serving shooters in a range of roles for 120 years. Now finding its way to the DISSENT lineup the .45 ACP DISSENT MkG combines a classic caliber with new technology to bring bufferless operation with our Radial Delayed Blowback compact action into a PCC like no other. - Platform MkG - Caliber .45 ACP - Operating System Compact Action-Radial Delayed Blowback - Barrel Length 16.1 - Barrel Twist 1:16 - Barrel Contour MT - Barrel Material 4140CM SBN - Barrel Twist 1:16 - Muzzle Device CMMG ZEROED Muzzle Brake - Muzzle Thread 0.578 x 28 - Upper Receiver DISSENT PCC 7075 T6 Aluminum - Lower Receiver MkG Forged 7075 T6 Aluminum - Hand Guard CMMG 15 Proprietary - Finish Cerakote - Charging Handle Dissent Side Charger - Reversible - Pistol Grip CMMG ZEROED Pistol Grip - Receiver Extension DISSENT Folding Stock Adapter - Stock / Brace DISSENT Side Folding Stock - Trigger Type ZEROED Drop-In Single Stage - Trigger Guard Integrated - Safety Selector CMMG ZEROED 60/90 Degree - Magazine (2) Glock 13rd - Weight 6.7 lbs - Length 33.3-35.5 (25.9 Folded)