Function: 1 Long service life: The pulley is made of iron and plastic material, strong and durable, long service life 2. USE WITH CONFIDENCE: The sturdy pulley has reliable properties such as waterproof and corrosion resistant to meet your daily installation and usage needs 3. Wide application: Pulley has a wide range of uses, suitable for agriculture, barn, greenhouse 4. Small and compact: The small and compact body takes up little space to use, so it is convenient to store and use 5. Easy Operation: Installation is simple and convenient. Pulley can be used without complicated process Specifications: Item Type: Pulley Material: Iron, Plastic Product Size: Approx. 2.4 x 0.8 x 0.5 inches (62 x 20 x 12 mm) Uses: Breeding waterline, greenhouse, etc. Weight: Approx. 15.3 oz (435 g) / 15.3