PFTWORLD is a professional supplier in bearings,CNC parts,transmission equipment parts . Our main products: bearing,plastic pulley, linear rail , ball screw, conveyor roller,roller chain and sprocket. Our goods application in various automotive & industrial fields, such as Agricultural Equipment, Diesel Engines, Machine Tools, Material Handling Equipment, Electric Motors, Pumps, and Fans etc., in various types of industry like Cement, Paper, Gears, Pipe, and Electrical etc.