A Caster Brake Included: No , Caster Load Rating Range: Greater than 6000 lb. , Caster Product Group: Rigid Caster , Caster Temp. Range Available: Yes , Caster Type: Rigid , Caster Wheel Material: Forged Steel , Durometer: 179 BHN , Extended Lead: No , Frame Finish: Red Enamel , Frame Material: Steel , Inside Bolt Hole Spacing: 3-7/8 x 5-3/4" , Lock Type: No Lock Included , Mounting Bolt Dia.: 1/2" , Non-Marking: No , Outside Bolt Hole Spacing: 5-1/8 x 6-1/4" , Plate Size: 6-1/2 x 7-1/2" , Plate Thickness: 0.5" , Plate Type: A , Temp. Range: -40 Degrees to 250 Degrees F , Wheel Width: 3"