This set of shoes comes with the hardware to attach them to the ladder. Please verify that it is a Werner Ladder, rated at 200lb capacity, and of either the D1100-2 series or the D700-2 series. Light duty ladders.
Replacement Feet for D1100 Series Werner Ladder
Also fits on D700 Series
Type III Light Duty 200lb rated ladders
Not for use on any other series