BK Resources 3SBR-R1PT-PH-TAB 3″ Adjustable Height Universal Plate Caster With 2 1/2″x3 5/8″ Plate Toe Brake

Caster, 3″ diameter swivel plate, Toe Activated Brake, phenolic tread, 350 lb. capacity, resistant to oil & grease, 2-3/8″ x 3-5/8″ top plate, 1-3/4″ x 3″ bolt hole pattern, 1/2″ king pin, double ball bearing, smooth & quiet, operational temp range -50° to 250° F, zinc plated (set of 4)