8" x 2-1/2" Pneumatic Wheel Caster (Foam-Flat Free) - 2 Rigids & 2 Swivels with Brake

1. Diameter :8"
2. Tread Width: 2-1/2"
3. Type: Pneumatic (Foam-Flat Free)
4. Bearing: Ball
5. Axle Diameter: 1/2"
6. Load Capacity: 350 lbs.