Silicon nitrite (si3n4) high quality ceramic bearing balls to fit late model van deimen wheel bearings
G10 quality si3n4 is .60 times the weight of steel balls, these balls are very hard and self lubricating
Silicon nitrite (si3n4) high quality ceramic bearing balls to fit late model van deimen wheel bearings
G10 quality si3n4 is .60 times the weight of steel balls, these balls are very hard and self lubricating