manual gearbox oil leak stopper. Softens and restores rubber and plastic parts kaotades leaks in differentials and gearboxes. relieves puuduliku lubrication tagajärgi. suitable for all manuaalsetele, differential - and abikäigukastidele. not suitable for wet clutch for motorcycles. 50ml it's enough 1 litre for oil. thickening begins to act, if is driven 600-800 km.