Protect yourself from fuel contamination by visually checking the fuel for water and debris.

This Short Aircraft Fuel Tester has a unique snap-on probe that fits all quick-drain valves, stores compactly, and reduces spillage, loss, and probe breakage.

The 4" (10.16 cm) transparent cylinder has the octane color-coding molded in the side for quick reference.

Also, this fuel tester includes a chrome-plated screwdriver blade with both a Phillips and a slotted head.