O’Hara Fine Instruments are inspired by the traditions of the old masters. They have optimized geometry for contemporary players and use a blend of classic and modern materials.

Model Model “O”

This model is taken from an old Italian bass thought to have been made in Milan. A large, broad 7/8th size commands the low end yet allows easy access to the upper register. Opus1, Opus2

Model MModel “M”

This model was derived from an 1899 Marchetti bass I restored. While staring at the inside of that bass, I fell in love with flow of the outline and balance of the proportions. Over the next several months, I drafted my own interpretation of this classic form. Opus3