This U-Yolk features a unique design that shortens the chain on the float. Used with Hydrominder model 506 for special applications. This part is not sold in any kits and is only available for purchase here.
The Hydro Systems 503301 is a special yolk for the Hydrominder 506. This special version features a U-shape instead of the standard V-shape. U-shape shortens the chain for special applications that require the float to sit higher in the holding tank. It does not ship standard with the Hydrominder 506 and is only available for purchase here.