4pcs Double Bearing Window Pulley Single Pulley Wheel And Lot

Window Pulley - designed with nylon roller and double bearings, window roller wheel

Door Roller - Made of material, durable and practical, window pulley wheel

Window pulley - it is an accessory for your house door, window, etc., window pulley wheel

Window pulley wheel - the product is ergonomic, practical and economical, window pulley wheel

Door pulleys - easy and convenient to use, window pulley