T Shanks are for tenor and B Shanks are for bass.
Symphonic Series Bass= SB1 through 4,these are new designs, but compliment our other bass toSB4 as well!
Symphonic Tenor= SLS1-3, these are new designs, but compliment our other tenor toSB4 as well!
The New SS2 is a lower resistance backbore for small bore players that want a more open feel. The OG small shank backbore is the SS1.
