1. Expandable stem caster fits various post & tube.
2. Great for making kitchen equipments mobile.
3. Does not need for special fittings or bolts
1. Stem size: 1.5". 2. Wheel: 5" x 1-1/4" TPU wheel w/ two precision bearings. 3. Capacity: 250lb. 4. Hardened swivel caster fork in zinc plated.