Hamilton High Heat Stainless Steel STA Rigid Caster rated up to 475° F with 4" x 2" Thermolast�  with 1/2" Roller Bearing with High Heat Grease
Bolt Hole 1: 3 x 3
Bolt Hole 2: 2 5/8 x 3 5/8
Bolt Size: 0.38
Caster Rig Type: Weldment
Caster Type: Rigid
Color: Stainless
Wheel Color: Charcoal Gray
Diameter: 4
Overall Height: 5.5
Top Plate: 4 x 4 1/2
Top Plate Length: 4.5
Top Plate Width: 4
Wheel Face: 2