1-3/4" I.D. For Miller Series I, II, Heavy Duty and New Holland OD100, OD200 discs with 24" or 26" blades; Sunflower G2, G3, G4, 1320, 1330, 1430, 1440, 1540; Ford 250 discs.
Curved outer race, 1-3/4" rd. bore, 3.937" O.D. For Brent early CPC rippers with 2 piece 4-bolt flange; Miller Series I, II, Heavy Duty and New Holland OD100, OD200 discs with 24" or 26" blades; Sunflower G2, G3, G4, 1320, 1330, 1430, 1440, 1540; Ford 250 discs.
Curved outer race, 2-3/16" rd. bore, 3.937" O.D. For Bush Hog, Crustbuster discs; Hiniker 7500 disc chisel; Hutchmaster, International Harvester discs; Miller Series I, Series II, Heavy Duty and New Holland OD100, OD200 discs with cast spools that fit inside bearing.
Steel construction; for 1-3/4" rd. axle. For 10-1/2" spacing on Miller Series I, II, Heavy Duty and New Holland OD100, OD200 discs with 24" or 26" blades.