Adjustable bridge system for a stringed instrument

Adjustable bridge system for acoustical stringed instruments

Adjustable chanter for bagpipes

Adjustable circumference floor tom stand

Adjustable clamp assembly for fixing pedal deck to drum...

Adjustable counter-tensioning mechanism for stringed instrument

Adjustable cymbal assembly

Adjustable cymbal holder

Adjustable cymbal stand

Adjustable drum

Adjustable drum beating apparatus

Adjustable drum brush

Adjustable drum clamp

Adjustable drum pedal and method therefor

Adjustable drum pedal assembly

Adjustable drum pedal assembly

Adjustable drum pedal device

Adjustable end pin for string bass or cello

Adjustable end pin for the cello

Adjustable end pin for the violoncello and the string bass