Extendabone trombone slide extension BR_FMP and want a #3 cup

and want a #3 cup

or brown leather with brass hardware

Extendabone is an affordable solution to the age-old arm length problem plaguing trombonists around the world

2 interior accessory compartments

This cup has a larger throat entrance than the GR #1 cornet cup and will blow more open

Extendabone trombone slide extension BR_FMP and want a #3 cupExtendabone is an affordable solution to the age old arm length problem plaguing trombonists around the world. This ingenious product allows even the smallest player to be more successful with their intonation on the instrument. Students who feel more successful, have more fun, and are more likely to stick with it.