Pulley Size: 0.7kg-100kg Material: Carbon steel, Alloy casting, Stainless ... car PulleyOur products of Block: single pulley, double pulley, single pulley with swivel,double pulley with swivel, nylon pulley, steel pulley, snatch block model S, opentype ... , close type, rigging block, greentackle, plate block with swivel eye, roller shackle and so on.