The DMW 1 piece M4 replacement tube for Turkish made shotguns increases the capacity of your M4 by two rounds. Made from seamless chrome-moly steel tubing in a matte black color to match the finish of your weapon.
This replacement tube is designed to fit the Turkish made Four Peaks Coppola – T4, Toros Coppola – T4 shotguns.
Kit includes the tube and spring: everything necessary to convert your M4 to 7+1 Capacity. Proudly Made in the USA by Dave’s Metal Works