Valve Springs, Yamaha Euphonium & Tuba, Set of 3 or 4

Fits certain 3 valve YBB & YEP Euponiums. Yamaha YEP-201 Euphonium & YBB-105 Tuba and others, OEM Valve Springs (3 each).

Yamaha YEP-642 Euphonium & Others, OEM Valve Springs, set of 4. I If in doubt, email me with your model.