Spindle Assembly / Scag 461663Pack Size:1Scag 46631, Scag 461663Green Line 24121, J. Thomas JT99798, J. Thomas 285597, Laser 97727, Landscaper Pro 292907, Mow More SH9153, NHC 251-7397, Oregon 82-325, Prime Line 7-03135, Rotary 9153Scag Turf Tiger, Sabre Tooth Tiger, Wildcat, with Advantage deck, many walk behinds 52" and 61" decks, 1995 and newerOD: 1 1/8 ", Height: 7 " OVERALL, With grease fitting, New style with taper roller bearings, Cast iron assembly