Made of Iron + Plastic Material: Our cable pulley is made of durable iron + plastic material, and the hardness is higher than that of ordinary materials. Robust structure and seismic design make it very strong Practical Small Tool: This pulley crane swivels hook is specially designed for indoor and outdoor rope or rope applications. The flexible pulley with heavy load capacity is suitable for a wide range of applications Small and Compact: The small and compact body does not take up too much use space and is easy to store and use. Installation is simple and convenient, pulleys can be used without complicated procedures Ergonomic Design: This 62 x 20 x 12 mm single pulley block is ergonomically designed. Easy to use. Flexible pulleys have heavy load capacity and are suitable for a variety of applications Use with Confidence: The sturdy pulley has reliable characteristics such as sturdiness and wear resistance, which can meet your daily installation and use needs. The pulley is made of iron and plastic material, which is sturdy and durable, and has a long service life, Manufacturer: BORDSTRACT