Fuel Gauge Tube, 21 gallon Tank, Fuel Hawk
Calibrated for Cessna Skyhawk with 19 gallons useable per tank.
Direct Readout gives instant gallons useable. Easy to use, simply insert slowly until Fuelhawk Fuel Gauge touches bottom of tank.
Place finger firmly over top opening to lock fuel in tube. Remove to see instant readout in gallons useable.