Please check the Jody Jazz website for more information of which size is for your mouthpiece.
RAS1 – HR* and Jet Alto Mouthpieces
RTS1 – HR*, Giant and Jet Tenor Mouthpieces
RBS1 – HR*, DV, DVNY, Bass and Jet Baritone Mouthpieces
RBS2 – HRT1 Power Ring Ligature
RBC1 – HRA1 Power Ring Ligature