The Colt Trooper Patrol Carbine is a modernized, pro-quality Modern Sporting Rifle based on Colt's legendary M4 platform. It features a new Centurion Arms M-LOK capable free-floated forend developed just for the Trooper, and offers a great starting point for your next advanced carbine. It's offered in 5.56 x 45 NATO, and features a 16.1" barrel and a 13" M-LOK capable Centurion Arms forend with a Picatinny rail at 12 o'clock, and M-LOK mounting slots at 3, 6, and 9 o'clock. It features a standard M4 buttstock and an A2 pistol grip, and comes with a 30-round Magpul P-MAG Magazine.