Hamilton Spinfinity Super Endurance Swivel Caster with 12" x 5.5" Natural Polyurethane (93A Ester) Presson Wheel with 1 1/4" Sealed Precision Ball Bearings
Bolt Hole 1: 3 3/8 x 5 1/4
Bolt Hole 2: 4 1/8 x 6 1/8
Bolt Size: 
Caster Rig Type: Kingpinless
Caster Type: Swivel
Color: Crimson Powder
Wheel Color: Natural Poly on CNC-Machined 1045 Blank
Diameter: 12
Overall Height: 15.5
Top Plate: 5 1/4 x 7 1/4
Top Plate Length: 7.25
Top Plate Width: 5.25
Wheel Face: 5.5