A B Brake Type: Total Lock , Caster Brake Included: Yes , Caster Product Group: Swivel Caster with Total Lock , Caster Temp. Range Available: Yes , Caster Type: Swivel , Caster Wheel Shape: Standard , Core Color: Gray , Core Material: Polyolefin , Extended Lead: No , Frame Finish: Zinc Plated , Frame Material: Steel , Inside Bolt Hole Spacing: 1-3/4 x 2-3/4" , Lock Type: Total Lock , Mounting Bolt Dia.: 5/16" , Non-Marking: Yes , Outside Bolt Hole Spacing: 1-3/4 x 3" , Plate Size: 2-5/8 x 3-3/4" , Plate Thickness: 0.125" , Plate Type: C , Raceway: Double Ball , Swivel Radius: 0" , Temp. Range: -30 Degrees to 180 Degrees F , Wheel Bearings: Precision Ball , Wheel Color: Gray , Wheel Width: 1.25"