This 7.25 inch glass vial replaces the rain gauge vial for Conant Brass models VRG6, VRG7, VRG9 (not included). These Vermont rain gauges include the Vermont Estate Rain Gauge, the Grande View Spiral Stake Rain Gauge and the Grande View Post Mount Rain Gauge units: NOTE: This is only the replacement glass vial . The lip on this glass vial is 1/8 inch thick. There are no numbers on the glass rain gauge vial as a metal stick from the rain gauge fits into the vial and has numbers on it. This vial is about 1.5 inches in diameter.