Conn-Selmer 337 Slide-O-Mix 337 Trombone Lube System Fishman Pickups easy-access 9v battery compartment and

easy-access 9v battery compartment and included external power supply

Loop-based audio sequencer for music creation

Very short sustain

sound like the “2” and “4” positions in a great Strat

Conn-Selmer 337 Slide-O-Mix 337 Trombone Lube System Fishman Pickups easy-access 9v battery compartment andConn Selmer 337 Slide O Mix 337 Trombone Lube System No more mess. No more oily hands. It's just smooth sailing with the Conn Selmer 337 Slide O Mix 337 Trombone Lube System. Preferred by professionals worldwide, only a small amount of this long lasting trombone maintenance formula applied directly to your slide from the bottle will give it maximum speed and action for easier playing. Get yours today at Alto Music!