Fuel test tube - fill with water to the first line, fill with fuel to the neck, shake it up, let it settle for 5 to 10 minutes and read your results.

• Simple way to check whats really in the fuel you purchase
• Use to diagnose fuel problems
• Testing instructions included
• Only water is needed to test your fuel
• Test tube is marked at 10% / 20% / 85%
• Picture 2 shows one in use
• Glass tube with fuel resistant plastic cap
• Laser engraved markings that wont melt off
• Reusable - great addition to any tool box
• Screw on cap allows you to safely keep your sample
• Made in the USA 
• In stock, ready to ship FAST!

FREE Shipping to the lower 48 states

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