Extendabone 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.


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Extendabone is an easy and inexpensive solution that will allow everyone to play trombone.

While Extendabone is not ready to ship yet, you can still support our mission and show your trombone pride. Our adorable mascot, Rex, is available in several designs on stickers, teeshirts, and more!

Additional information

Weight 1.4 oz
Dimensions 2 × 5.25 × 1 in
Color Choice

Red, Blue, Black

Materials: Recycled Nylon 6-6


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