The original SIN Lube by ACER Racing is the best synthetic lube for your ball bearings. Ionically bonds to ball bearing surfaces and micro polishes bearing elements for a smoother, quieter, and faster bearing. 100% synthetic oil. SIN oil has been used in a wide variety of applications including as a ball bearing oil, ceramic ball bearing oil, fishing reel lubricant, skateboard bearing lube ,gear lube and more. 

Comes in a convenient 1 oz squeeze bottle. Price is for 1 bottle.

If you are looking for a synthetic grease instead of a synthetic oil please try ACER Racing ACERGoo synthetic grease eBay item 260874641719.