The Universal Wading Rods are commonly used with Ott-type horizontal axis propeller type meters. These come in two sizes: 20mm dia. for the Model 6500 Universal meter, and 9mm for the Model 6505 meter. The 20mm rod comes 3 meters long in three sections graduated in cm and dm. The 9mm rod comes 1.5 meters long in three sections graduated in cm and dm. Also available are relocating devices and other commonly used Universal wading rod accessories.
(1) Rickly Universal Wading Rod, 20mm x 3.0m