Review on Pit Posse Ratio Rite Measuring Cup with Lid & Caddy Holder Combo - Made in USA - Ideal for 2 Stroke Engine Oil Mixtures, Fluid Utility Cans - Precise Premixed Ratio 16:1 to 70:1 - Complete with Aluminum Storage Caddie (Black) by Antonio Rojas

Easy. This is the easiest way to get the oil -Calculate fuel ratio. One side of the measuring cup is liters and the other side of the measuring cup is gallons. Depends on the size of your gas tank. Once you determine the size of the gas tank on the cup. All you have to do is pull through, until you find your mix ratio. Measuring step. That's all. You now have the exact mix ratio. I would take a picture, the level is hard to see in the picture.