Muc-Off Offroad Chain Lube Muc-Off's Offroad Chain Lube is specifically designed for use in challenging off-road conditions, ensuring optimal performance in all weather conditions and during long-distance rides. Features: X, Z and O-ring safe For long distance, all weather and of off-road riding High-performance, synthetic formula for maximum protection Ceramic additives for increased chain and sprocket life Contains UV over spray dye