I have three on hand that will work well with any 103 - two Fidelity Research arms (an FR29 and a FR54) - plus a Denon 307. The 103 came in several variations: 103C, 103D, 103R, 103S and a 50th Anniversary Gold body. I presently have a 103R on the Pioneer PLX1000 TT. This is a good combination!