2 1/2" Nylon Wheel Leveling Caster with Hexagon Top Plate - Set of 4
-Top Plate: (Hexagon Type) 2- 9/16" - Width Across Flat
-Bolt Hole Spacing: (Center Hole) M12 x P1.75
-Bolt Size: M12 x P1.75 x 40L
-Wheel Diameter: 2-1/2"
-Wheel Type: Nylon
-Tread Width: 1 - 9/64"
-Swivel Radius: 2 - 3/64
-Load Capacity: 1322lb