BT11 FreeRange upright bass Xtender, tailpiece extension for double bass drop tuning
Instantly drop-tune your upright bass with a quick flip of a lever! The FreeRange Xtender (pat. pend) attaches between the tailpiece and bridge of your steel string upright bass.
With its impressive range you can drop your pitch as low as A. Use multiple FreeRange Xtenders to instantly flip from bass to cello tuning!