Brake Type: Thumbscrew , Caster Brake Included: Yes , Caster Product Group: Swivel Caster with Brake , Caster Temp. Range Available: Yes , Caster Type: Swivel , Caster Wheel Material: Rubber , Caster Wheel Shape: Standard , Core Color: Black , Core Material: Rubber , Frame Finish: Zinc Plated , Frame Material: Steel , Inside Bolt Hole Spacing: 1-3/4 x 3" , Lock Type: No Lock Included , Mounting Bolt Dia.: 5/16" , Non-Marking: No , Outside Bolt Hole Spacing: 2-3/8 x 3-3/8" , Plate Size: 3-1/8 x 4-1/8" , Plate Thickness: 0.149" , Plate Type: A , Raceway: Double Ball , Stem Dia.: 1/2"-13 , Stem Type: Threaded , Temp. Range: -40 Degrees to 180 Degrees F , Thread Size: 1/2-13 , Wheel Bearings: Delrin(R) , Wheel Color: Black , Wheel Material: Rubber , Wheel Width: 13/16"