OEM Yamaha, Saxophones, many. Contact me if you wish to verify your model's fit.
Low B & C# roller & shaft set, 10mm x 5mm roller.
Low E flat & C key, roller & shaft set, 15mm x 5mm roller.
Low B flat key, roller & shaft set, 25mm x 5mm roller.
Low C & E flat, roller & shaft set, 15.5mm x 5.4mm roller
Low C# roller & shaft set, 8.5mm x 5mm roller
Low B roller & shaft set 7.5mm x 5mm roller YAS-52 type
Low B lever - YAS855,875
Low B Key & Low C# lever - YAS855,875
Low C# Lever roller ball 4.5mm - YAS855/875
Low C Key Assy - YAS855,875