TruFuel 110 oz. 50:1 Pre-Mixed Fuel & Oil. A ready-to-use fuel for all 2-cycle trimmers, chainsaws, and other small air-cooled engines requiring a 50:1 gas/oil mix. Made with synthetic oil and ethanol-free gasoline, this fuel provides maximum protection to your engines. It is precision-engineered with proprietary lubricants and advanced stabilizers for smoother and stronger performance with fewer false starts. Comes in a metal re-sealable gallon container for convenient storage and handling.