John Willman, Bass (a=415) - Pre-owned John Willman, Bass (a=415) - Pre-owned John Willman, Bass (a=415) - Pre-owned John Willman, Bass (a=415) - Pre-owned £950.00 SOLD! Pre-owned John Willman Bass Maple a=415 Crook blown bass with swallow tail key for F based on the Bressan Bass. Black stained maple. Limited range of F to high D. Includes extention pole for support and increased resonance. Supplied with soft case. All pre-owned instruments have been cleaned and serviced to ensure they are sold in the optimum playing condition. Delivery for pre-owned instruments will be within 5-7 days to allow for a final check of the instrument. Please select Special Delivery when purchasing instruments. Instruments will then be insured and tracked. I cannot accept any responsibility for instruments after they have been posted. Cosmetic damage (such as teeth marks, scratches etc) have, where possible, been removed or repaired. All instruments are sold with a case, though this may not be the original. In the event you are unhappy with the instrument, it can be returned within 30 days for a refund if in sale condition and with any shop label still attached. Return postage costs are not refunded.