Mounted Ball Bearing Number of Bolts 2 Standard Duty Series Bore Dia 1-3/16 In. Ball Bearing Type Steel Bearing Material Cast Iron Housing Material Eccentric Locking Type Mounting Hole Center 4-19/32 In. Overall Height 1-31/32 In. Overall Width 5-19/32 In. Overall Length 3-9/32 In. Bolt Hole Size 5/8 In. Ball Bearing Insert Dynamic Load Capacity 4 400 lb. Static Load Capacity 2 540 lb. Temp Range -20 Degrees to 250 Degrees F Durable Paint/Black Oxide Finish Black