A B Caster Brake Included: No , Caster Product Group: Swivel Caster , Caster Temp. Range Available: Yes , Caster Type: Swivel , Caster Wheel Material: Polyurethane , Caster Wheel Shape: Standard , Core Color: Silver , Core Material: Aluminum , Durometer: 80 Shore A , Frame Finish: Red Enamel , Frame Material: Steel , Inside Bolt Hole Spacing: 2-7/16" x 4-15/16" , Lock Type: No Lock Included , Mounting Bolt Dia.: 1/2" , Mounting Type: Plate , Non-Marking: Yes , Outside Bolt Hole Spacing: 3-3/8" x 5-1/4" , Plate Size: 4-1/2 x 6-1/2" , Raceway: Single Ball , Temp. Range: -40 Degrees to 200 Degrees F , Wheel Bearings: Ball , Wheel Color: Red , Wheel Material: Polyurethane , Wheel Width: 2"