The 2-1/2" Replacement Caster Assembly for Creeper 30003DH is a durable and reliable caster assembly designed for use with the Creeper 30003DH model. Made by Diehard and labeled as Diehard, this four-piece assembly includes a 2-in height, 2-in length, and 1-in width caster wheel. Ideal for electrical equipment and supplies, specifically in the rocker switch category, this caster assembly provides stability and maneuverability for various industrial applications.