Two tyre levers held together with magnets made from carbon-fibre-injected 'metal-replacement' plastic This makes them six times stronger than market-leading levers & if used correctly almost impossible to break Even so the ML14CF comes with a lifetime guarantee Weighing just 48g these lightweight levers are large enough to allow a good grip & strong enough to deal with the toughest tightest tyres ML1CF (bottom lever) Split chain-link holders&163;1 coin slot Spoke hook (flat & round)ML4CF (top lever)&163;1 coin slot Spoke hook (flat & round)