and the distance from the holders to the mounting surface is 4-1/4 inches after installation

Model #5KS256XAA208

Frame: 286TSC

APRON-CANE SWIRLFLO

For Gibson / Frigidaire

Zurn Hydro Generator Retrofit Kit, Fits Brand Zurn, For Use with Series Z6930 - P6900-GEN Nominal Size-33.125" X 18.125" X 1.25" and the distance from theHydro Generator Retrofit Kit; Faucet Part Type: Power Converters; Fits Brand: Zurn; For Use with Series: Z6930; For Use With Mfr. Model Number: Z6915 XL Gen, Z6930 XL Gen, Z6930 XL Gen K; Includes: turbine and internal components for self sustaining battery charging; Material of Construction: Metal, Plastic