The Afriso Gauge is a universal mechanical level string gauge for measuring fluid levels in oil, DEF or water tanks.
The Afriso Universal String Gauge is perfect for horizontal or vertical 55, 275 or 330 gal. tanks. ANY TANK with an opening 2" in the 24 to 42" diameter or height range
Made of ABS plastic with epicyclic gear set and nylon cord for added durability
Gauge has 2" BSP threads. This will thread into a 2" NPT opening, it should not be used in any tank where pressure holding capability is critical.