- Concrete Mixer - 115 lBMR Code 002-3911This concrete mixer has a capacity of 115 litres (4 cubic feet) and a weight capacity of 238 lb (108 kg). Its steel drum, with a speed of 36.7 rotations per minute, has an opening of 15.16 inches (38.5 cm) and a real drum volume of 108 litres (3.8 cubic feet). Equipped with two blades, this concrete mixer includes a 500 W (0.68 HP) motor.$309.98