... and model 3off the shelf We have kinds of type tower crane slewing motor, welcome to cantact with me.Our main ... type and QTZ type tower crane parts, mast section. anchore frame, fixing angle, pin, bolt, various mech, assembly and spare parts, control box ... drive room and spare parts, wire rope, pulley, cable etc. complete anti-partsWe can also supply any part of tower crane,such as hoisting mechanism ...