This is a brand new premium high quality set of two sealed bearing.
Part #: 04-0100, 57-3717, 06-5542, 19-7808, 90-0010, NM17719, A2/435
Atlas N15CS G15CS, G15CSR, 88SS, 650SS, model 99, G15P front wheel right side and rear wheel right from 1963-68
Commando 750, 850 drum and disc brake front wheel left and Rear wheel both left and right from 1968-1974
Commando 850 front wheel right and rear wheel right 1975