Set of 4 nylon rollers for sliding barn doors - Accessories for electric sliding garage doors - 30 x 40 mm

Material: The sliding door roller is made of steel and nylon. Dimensions: 30 x 40 mm. Features: This type of load-bearing pulley exhibits good flexibility, high toughness, non-deformation, abrasion resistance, and corrosion resistance. The smooth contact surface reduces noise generated by the sliding friction of the iron door. It is suitable for industrial and interior applications. Complete Accessories: The package contains 4 nylon rollers and 20 screw components. No accessories need to be purchased. Wide range of use: The universal roller can be used for sliding doors, electric doors, push-pull rollers, garages, barns, factories, etc.