XCP ONE is a high performance multipurpose penetrating spray designed to penetrate, lubricate, displace moisture, as well as clean and protect against corrosion. It delivers maximum performance across a wide range of applications. It is the only maintenance spray used by The AA (Automobile Association), and beats WD-40 and other market leaders when compared on loosening and lubricating (as measured by the force required to loosen a treated rusted bolt and by lubricants four ball wear test procedure ASTM D 4172). USE ON: Nuts, bolts, screws, valves, chains, bearings, couplings, levers, locks, hinges, cables, pulleys, winches, pedal crank arms, derailleur assemblies, gear mechanisms, and many more!   Got a question? Check out our XCP FAQ\'s