SB CHAIN WHIP PLIERS TB-FW40
•Super B patanted to secure the cassette by one hand easily and quickly.
•Adjustable opening so it is suitable for sprockets with cogs from 10~17 teeth, compatible for 5~11 speed.
•Fixed with a spring to lock the sprocket fast and firm without slipping away.
•Prevent the sprocket deformed and protect your hands from injuries while using.