The Shepherd Hardware 2-1/2 inch, rubber wheel, swivel plate caster, with side brake, 175 LB load capacity, general duty, soft rubber Wheels give mobility to heavy loads on smooth hard surface & finished concrete floors where quiet movement & floor protection are major considerations, bulk.

2-1/2 inch diameter black soft rubber wheel with ball bearing swivel, side brake and plate mount
2-13/16 inch x 3-7/8 inch plate
100-lb load capacity
Soft rubber wheels for quiet operation over smooth, hard surfaces
A great choice when quiet mobility and floor protection are major considerations