For Kuhn Krause discs 408A-412, 610-629, 636-641, 900-908, 952-969, 1144-1156, 1401-1428, 1576-1592A, 1900-1928, 1952-1979, 2135-2166 with Rock Flex gang using DS209-TT4 bearing in split cast bearing holder.
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.