Shop All Parts › AGHUB020 - Hub Unit AGHUB020 - Hub Unit $43.50 Hub Unit, Flange OD 100mm, ..8 threaded holes (5/16"-18UNC) on PCD 3-1/4", Stud thread 5/8"-11 male, length 1-3/8" Hub Unit, Flange OD 100mm, ..8 threaded holes (5/16"-18UNC) on PCD 3-1/4", Stud thread 5/8"-11 male, length 1-3/8" Add To Cart Added!