4" x 1-1/4" Polyurethane on Plastic Caster (A1) - 1 Swivel with Brake
-Wheel Dia: 4"
-Tread Width: 1-1/4"
-Axle Diameter: 3/8"
-Load Cap: 280 lbs / ea
-Overall Height: 5-1/8"
-Swivel Radius: 3-1/2"
-Top Plate: 2-3/8 x 3-5/8" (A1)
-Bolt Spacing: 1-3/4 x 2-11/16 to 2-15/16"