BH90 4 x olives & insert - Shimano, Clarks Clarks M4, C2, C4 2.1mm ID

Upgrade or repair your Shimano hydraulic disc brake system with this genuine Shimano BH90 Olive & Insert. BH59 or BH90 - Which Insert Do I Need?. Below you will find a list of Shimano hydraulic brake model numbers arranged by lever/calliper combination.

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