Gits MFG 15213 FG Column Liquid Level Gauge

15213 Gits FG Column Liquid Level Gauge    These liquid level column view gauges are of sturdy one-piece aluminum construction. The sight windows are cut full length to provide easy viewing of a wide range of liquid levels. The screw-type vented cap is knurled for easy removal by hand to permit cleaning of the inside of the glass. Sight glass is securely locked between two heavy gaskets. The body has a gold anodized finish.   TECHNICAL SPECS: Thread Size - 1/4" -18 NPT Sight Glass Size - 2-11/16" Overall Length - 3-13/16" Overall Width - 1-3/8"