pulley , shenli 3-wheel pulley working load limited range from 3.2 ton to 50 ton , made in china pulleyshenli 3-wheel pulley working load limited range from 3.2 ton to 50 ton wire rope diameter : 7.7mm to 35mm Ring forged with high quality alloy steel and special heat treatment the wheel and plate are all high quality steel NameModeltKnweightkgHH1BLmax$qapplyMAXD0R1Rmmmm3-wheel block with closed ...