4/4 Violin Bow Graphite Black Carbon Round Ebony Frog

Features:
The bow is designed for 4/4 violin.
The bow stick is made of graphite black carbon.
Bow frog is made of ebony, sheep skin wrapped and nickle silver alloy mounted enlace make it more delicate.
Durable and exquisite appearance, bring you beautiful music.
You can rotate the screw to adjust tightness.