Features Spring Loaded Design: Automatically adjusts height on uneven ground, ensuring smooth for gates while preventing sagging Heavy Duty Capacity: Supports a maximum load of 75kg, making it for robust applications like heavy gates or doors Chemical Resistant: Built to withstand exposure to chemicals and solvents, ensuring durability in various environments Premium Construction: Crafted from high-quality rubber and metal, providing a sturdy and reliable solution for gate mobility Effortl Installation: Comes with a universal mounting plate featuring 2 holes for quick attachment to wooden gates or tubular farm gates Features: 1、Spring loaded designs allow gates to open and close ly by automatically adjusting height on uneven ground while eliminating gate sag 2、The product is a heavy duty caster, the wheel has a maximum load capacity of 75kg 3、Spring caster can also withstand exposure to chemicals and solvents, very 4、This gate wheel is made of premium rubber material and metal construction, sturdy and 5、Easy to install, heavy duty universal mounting plate with 2 holes to easily attach to wooden gates or along horizontal or vertical rails of a tubular farm gate Specification: Item Type: Gate Wheel Material: Aluminum, rubber Purpose: Multifunctional casters, shock absorption Weight: 75 kg / 165.3 lb(approx.) Caster Size: Approx. 10.2cm / 4in Size: Approx. 280mm / 11in 110mm / 4.3in 100mm / 3.9in 190mm / 7.5in 220mm / 8.7in 250mm / 9.8in M8 x approx. 95mm / 3.7in Thread Length: Approx. 52mm / 2in Package List: 1 x Caster 1 x Damping Device 3 x Screw 3 x Nut 3 x Gasket Package List 1 x Caster 1 x Damping Device 3 x Screw 3 x Nut 3 x Gasket