the product name is Crane Pulley Wheels

Brand: sub-weight Name: passive wheel group Model: 350 * 100 Material: 55# cast steel Processing technology: quenching and processing overall quality Process customization: yes Wheel classification: single side wheel, bilateral wheel, horizontal wheel, unwheel, anti-roller Wheel composition: drive shaft, bearing box, bearing, wheel, axle sleeve, key, etc Wheel material: cast steel wheel zg430-640 or 55# steel Wrought steel wheel 60 #, 65Mn, 42CrMo Use: the unilateral wheel group mainly applies to the gantry crane, double girder gantry crane trolley, etc Bilateral wheel group is mainly used in the gantry crane, double beam bridge crane, gantry crane cart running mechanism, the casting crane operation, electric flat car, set the, ship unloader, shipyard, port machinery, coal unloader, material piling and taking machine, gantry cranes, etc url:http://www.hbcranehook.com