Shimano Dura-Ace Grease, 50G Specifically formulated to keep Dura-Ace components running smoothly and increase their life. Can be used on any Shimano (or non-Shimano) components that requires a waterproof grease. Features: Dura-Ace grease is the same as used in Shimano Dura-Ace hubs Prevents rust and corrosion by keeping water from reaching bearings Shimano Part Number: Y04110000 | Shimano | Dura-Ace Grease, 50G 50 Gram