The Muc-Off Bio Drivetrain Cleaner is a top - notch solution for cleaning your bike's drivetrain. You can either pour it into a chain cleaning device or spray it directly on chain rings, rear cassettes, and derailleurs. It can clean your entire drivetrain in seconds! This cleaner is biodegradable and safe for metal, plastic, rubber, and seals. It comes in a 25oz bottle that can be used for pouring or spraying, and includes a trigger spray for easy application. With its fast - acting grease - cutting formula, it removes all chain oil and wax residue and safely eliminates drive chain contaminants. It's perfect for use with chain cleaning devices.


Using the Muc - Off Bio Drivetrain Cleaner is a breeze. You have two options: you can pour it into a chain cleaning device if you have one. Just fill the device, put your chain in, and let it do its job. Or, use the included trigger spray to directly apply the cleaner on your chain rings, rear cassettes, and derailleurs. Wait a few seconds and you'll see it start to clean away the dirt. As for precautions, keep it away from eyes and mouth. If it accidentally gets on your skin, wash it off with water. For maintenance, store the bottle in a cool, dry place. This will keep the cleaner effective for a long time. Enjoy a clean drivetrain with this easy - to - use product.