Super B Chain Whip Pliers differs from traditional Chain Whip Pliers.
Innovative design secures cassette (from damages and your hand from
injuries) by a pivot with one hand.
The adjustable and predictable opening can be processed quickly to fix
on cogs from 10-19 tooth gear sizes, compatible with 5-11 speeds,
On the sprocket to decrease the possibility of deformed sprocket caused
by non-professional mechanics.