Optima 1331A/33 Alto Zither "Bergfee" Nylon Blue, Contra - A33
Contra Bass - A-33 (E) Single String / Alto Zither
ALTO ZITHER Bergfee Nylon Blue are perfectly suitable for the electromagnetic sound transmission. A thin steel core, high-quality nylon silk and a silver plated copper wire give this string its exceptional sound. The string is stable in tuning and delivers a brilliant sound.