DescriptionThese sets of hamster cage tools are made of high-quality materials,durable and can be used for a long time. Hardness, not easy todeformation, super compressive resistance. They can be used to fix the springboard well in your small pet's cage. Very practical to use and easy to install.Features- Color: Silver. - Material: Iron. - Gasket diameterL: 35 mm. - Gasket diameterS: 18 mm. - The length of the screw L (M6): 33 mm. - The length of the screw S(M6): 33 mm.- Made of iron material with good quality, therefore they can be used for a long time.- Nice and practical design, can use directly in the cage, easy to install.- Very great tools to install bird's perches, platform, house, breeding box.- Not only for parrots, but also for hamsters, rats, parrots, other small birds. - These products have gaskets, so it will be more sturdy and easy to install.