Steel Mobile Workstation with Pegboard Storage Assembled/Unassembled Assembled Bottom Shelf Lip Height 1 1/2 in Caster Brake Type Side Pedal Brake Caster Mounting Type Plate Caster Wheel Dia 5 in Caster Wheel Type Standard Caster Wheel/Tread Material Polyurethane Caster/Wheel Configuration (2) Rigid (2) Swivel with Brake Caster/Wheel Mounting Location Standard Color Gray