500b

The main differences between GEOMET 500A and GEOMET 500B are in the type of lubricant and in their corrosion resistance. top 10 sports - Geomet 500A mineral oil based lubricant - Geomet 500B synthetic oil based lubricant (advantage: higher level of lubricity and better adhesion to the nut) GEOMET 500A has a corrosion resistance of 600 hours or greater, while GEOMET 500B has a corrosion resistance of 1000 . merdeka138