Plastic Economy Ladder Tread Step - 18 Inch Width fitting-connection_Slip x Male This new design does not

This new design does not vibrate like the previous 2-blade version

This is a standard pool flange gasket replacement for 6 inch flanges and valves

and other small bodies of water

Goals are furnished as a pair

TR100 and TR140 and System 3 SS Series Sand Filter Models S7S50 and S8S70

Plastic Economy Ladder Tread Step - 18 Inch Width fitting-connection_Slip x Male This new design does notOur economy high impact plastic vertical ladder tread has a center width of 18 inches and is designed for residential pool ladders with a 1. 90 inch O. D. Hardware is not included. This economy ladder tread matches S. R. Smith Tread A42073 0. Our ladder tread width measurements are from center to center. Please measure the center to center dimensions of your rails before ordering.