This is an old style Spectrum replacement vertical ladder tread for 1.90 O.D. residential pool ladders. This style ladder tread step has a center-to-center dimension (C to C) of 18-5/8 (18.625) inches. The old style Spectrum steps are made of high-density polyethylene. Hardware is included for mounting the ladder tread.
Our ladder tread width measurements are from center to center. Please measure the center-to-center dimensions of your rails before ordering.
