Make sure your fence gate opens and closes smoothly and freely with this Maxwheels gate caster. Engineered with hard rubber, it features a durable design that makes it a great choice for use with heavy gates. The wheel absorbs shocks and vibrations, ensuring it moves smoothly and easily over outdoor terrain. It has a swivel design for a wide range of unrestricted motion, and it is easy to install. The gate caster is 4" (101 mm) in diameter and has a heavy-load capacity of 125 lbs (56 kg).