Mounted Ball Bearing Number of Bolts 4 Corrosion Resistant with USDA-H1 Grease Series Bore Dia 1-1/4 In. Ball Bearing Type Steel Bearing Material Stainless Steel Housing Material Set Screw Locking Type Mounting Hole Center 83mm Overall Height 40.2mm Overall Width 108mm Overall Length 108mm Bolt Hole Size 12mm Ball Bearing Insert Dynamic Load Capacity 3 440 lb. Static Load Capacity 2 580 lb. Temp Range -4 Degrees to 248 Degrees F Chrome Finish Silver