UMP 45 Classic Army DISCOUNT

Based around an alloy version 2 gearbox, the WE13 is rocking a 35K RPM brushless motor, resulting in an incredible rate of fire of up to 30 rounds per second. Also inside the gearbox is a set of 18:1 ratio steel gears running on 9mm bushings for reduced friction and a reinforced polymer piston head and cylinder head, d...