Available in 4 size: M15, M20, M25, M32 Good quality: anti-rust and wear-resistance with strong structure, with shock light processing surface, sturdy and durable Unique design: fixed top for easy rope handling, smooth roller make the rope traverse unimpeded Pulley rotation cylinder head: solid and durable, 360 degrees rotation to prevent rope from knotting, convenient to use Suitable application and situation: designed for use with rope or cord indoor and outdoor application, flexible sliding pulley with heavy load capacity suit for numerous application, Manufacturer: BE-TOOL