This is the MUCH MORE Perfect RC Differential Oil.  The oils are manufactured by a specialized manufacturer and tested to ensure consistency and quality. Available are a wide range of thin #1000 up to  #10,000 variants all of which are ideal for both On-road and Off-road cars with gear differentials.

Now added

#15,000 / #20,000 / #30,000 / #40,000 / #50,000 / #60,000 / #70,000 / #80,000 / #90,000 / #100,000