8" x 2" Swivel Casters Phenolic Wheel Brake (2) Rigid (2) 1250lb each Tool Box. Below is more information and specs on this product. Feature: 3/4" Roller Bearing with 1/2" ID Bushing and Zerk Axle.
(Manufacture will provide zerk fitting in the wheel or axle). Type: Swivel Caster w Top Lock Brake & Matching Rigid. Top Plate: 4" by 4 1/2".Bolt Pattern: 3" by 3". 1 - Set of 4.