Hamilton Maxi-Duty Rigid Caster with 12" x 4" Nylast� Wheel with 1 1/4" Precision Roller Ball Bearings
Bolt Hole 1: 7 x 7
Bolt Hole 2: 
Bolt Size: 0.63
Caster Rig Type: Weldment
Caster Type: Rigid
Color: Platinum Powder
Wheel Color: Charcoal Gray
Diameter: 12
Overall Height: 15.5
Top Plate: 8 1/2 x 8 1/2
Top Plate Length: 8.5
Top Plate Width: 8.5
Wheel Face: 4