CYCLUS TOOLS bit single "A" for Chainring´r assembly pliers.
Bit "A", constant 1.0 mm notch, separate part for chain ring bolt assembly pliers (code: 720327).
The bit can be used for Campagnolo carbon cranks (Chorus / Record / Super Record).
Note: During the work, ensure the tool notch is correctly seated in the slot of chainring in the nut.