Hamilton Zinc Plated Cush-N-Aire Swivel Caster with 8" Pneumatic Air-Filled Tire with 3/4" Straight Roller Bearing
Bolt Hole 1: 3 3/8 x 5 1/4
Bolt Hole 2: 
Bolt Size: 0.5
Caster Rig Type: Integral Forged Kingpin
Caster Type: Swivel
Color: Bright Zinc Plated
Wheel Color: Black Tire on White Rim
Diameter: 8
Overall Height: 10.63
Top Plate: 4 1/2 x 6 1/2
Top Plate Length: 6.5
Top Plate Width: 7.5
Wheel Face: 2.88