Accurately measures rainfall amounts. We tested the measurements of this tube next to a wider tube and both recorded the same amount of rain fall every time.Our replacement tubes have a finished lip at the top for a more professional look.Made of Plastic.This small replacement tube is made to fit The Crabby Nook Garden Collection rain gauges. We are including a packet with an "O" ring and putty in case you find this rain gauge too small to help hold the tube in place.MEASUREMENTS: 5" x .84" Diameter. (Small). The gauge measures 1" from rim to rim at the top and tapers to .84" at the base.
