Conn-Selmer 337 Slide-O-Mix 337 Trombone Lube System Best Service Tomas Haake

Tomas Haake

This exceptional performance is the result of an advanced coaxial design that works integrally with a 32-bit

20 sub-group / aux busses

Rim: maple

Conn-Selmer 337 Slide-O-Mix 337 Trombone Lube System Best Service Tomas HaakeConn 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!