Swivel Plate Caster, Load Rating 1550 lb., Wheel Dia. 8 In., Wheel Width 2 In., Overall Height 9-1/2 In., Inside Bolt Hole Spacing 3 x 3 In., Outside Bolt Hole Spacing 2-5/8 x 3-5/8 In., Wheel Material Polyurethane, Wheel Color Green, Core Material Cast Iron, Replacement Wheel Mfr. W-820-DB-1/2, Raceway Precision Ball, Wheel Bearings Sealed Precision BallPlate Size 4 x 5 In., Durometer 90 Shore A, Core Color Gray, Mounting Bolt Dia. 3/8 In., Frame Material Forged Steel
Polyurethane Wheel Casters on Cast-Iron Core- Casters with directional lock feature thumbscrew brake.