The Muc-Off Bio Drivetrain Cleaner is the complete drivetrain cleaning solution that can either be poured into a chain cleaning device or sprayed directly to your chain rings, rear cassettes and derailleurs to clean your entire drivetrain within seconds. It’s also fully biodegradable* and safe for metal, plastic, rubber and seals. You have never seen results like this. 

• DEEP CLEAN ABILITY: Effectively cuts through grease and grime to remove even the most stubborn of drivetrain contaminants.
• ELITE DEVELOPMENT: Developed in collaboration with Team Sky (now INEOS), the Bio Drivetrain Cleaner is the ultimate in fast-acting sorcery that was engineered to chase marginal gains.
• DIRTY CHAIN MACHINE: The perfect companion for our X-3 Dirty Chain Cleaning Machine. Simply spray over the drivetrain or pour into the reservoir and let this gnarly tool get to work on giving your chain a scrub.
• SAFE TO USE: Bio Drivetrain Cleaner is safe on carbon fibre, aluminium, rubber, plastics, seals and disc brakes
• BIODEGRADABLE: Fully biodegradable, alkaline-based formula that is just as friendly on the environment as it is on your ride.