Stainless Steel Elite Ladder 3-Tread Kit With Hardware - 18.25 Inch Width pool-dimensions_20x50 It also will test for

It also will test for pH using a midget comparator

Measurement is center-to-center dimension (C to C) of your rails

May be used on Schedule 40 or 80 pipes

the SuperGrip grates are easily removable for maintenance

Stainless Steel Elite Ladder 3-Tread Kit With Hardware - 18.25 Inch Width pool-dimensions_20x50 It also will test forThis is a package of three Elite Ladder Treads which are made of 304 Stainless Steel and measure 18. 25 inches center to center. The Elite Ladder Treads are recommended for commercial or residential elite model pool ladders. Hardware is included: 3 8 inch x 2 3 4 inch bolts and hex nuts. Our ladder tread width measurements are from center to center. Please measure the center to center dimensions of your rails before ordering.