I had SST5s and got the Brunswick Pros for Christmas. I really like the Brunswick Pros a lot. At the new price it is a great deal. I think the only difference may be in what comes with the shoes. The Brunswick's are interchangeable on both the left and the right. .
SST7s In box: S2, S6, S10 / H1, H2 Ultra Brakz, H7
Brunswick Pro
H5 Tri-Dex, H2 Ultra Brakz, H7 Heels included
S2, S6, S8, S10, T3, T5 Soles included
Two shoe protectors included
Be good, or be good at it.