REVVO TSH150CI15T24 Kingpinless Caster, 2000 lb, 6 In Dia. More details: Kingpinless Caster, Load Rating 2000 lb., Wheel Dia. 6 In., Wheel Width 1-3/4 In., Overall Height 8 In., Wheel Material Cast Iron, Inside Bolt Hole Spacing 2-7/16 x 4-15/16 In., Outside Bolt Hole Spacing 3-3/8 x 5-1/4 In., Plate Type A, Wheel Color Gray, Core Material Cast Iron, Raceway Single Ball Hardened, Wheel Bearings Roller, Replacement Wheel Mfr. No. 150 CI15, Plate Size 5-1/4 x 6-9/16 In., Includes Top Grease Seal, Durometer Brinell 150, Core Color Gray, Mounting Bolt Dia. 1/2 In.