Plastic Heavy-Duty Ladder Tread Step - 17-7/8 Inch Width fitting-connection_Spigot and tube assemblies with wider

and tube assemblies with wider installation slots

1/2 Inch O

This 4 inch anti-vortex plate prevents the formation of a vortex and subsequently air entrapment into the pump by forcing any emerging vortex to go around a plate and then into the suction pipe

a smooth surface

The lettering is 4 inch and 1 inch and meets Virginia and West Virginia state code

Plastic Heavy-Duty Ladder Tread Step - 17-7/8 Inch Width fitting-connection_Spigot and tube assemblies with widerThis is a single S. R. Smith heavy duty plastic replacement ladder tread with a center to center measurement of 17 7 8 inches. This ladder tread is designed for older model S. R. Smith residential ladders and is made of heavy duty plastic. Hardware is not included. Compatible hardware, if required, is item #AQ5006 (sold separately). Our ladder tread width measurements are from center to center. Please measure the center to center dimensions of your