Metrically Challenged?
With Ratio Rite measuring cup you get a perfect mix every time!

Fill to the pre-calibrated ratio mark and pour into gas.

Ratios are from 16:1 to 44:1 for 1, 1-1/2, 2, and 2-1/2 gallons

Calibrations also include Ounces, CC's, ML's and pints on the opposite side for transmission oil, fork oil, etc.
Total capacity is 24 oz.

This is a really handy tool!