These are sold separately, one each. They are the front channel guides that hold the upper felts in place where the vent channel used to be. This is for the Ford F-100 truck years 1948, 49, 50, 51, and 52.
To make your windows electric you can buy our Specialty Power Window Electrics, which are made just for our 1 PC kits with the adjustments made for each individual years needs in moving up and down properly. Specialty makes some of the adjustments for us and we do the rest. Just look up under Power Windows on our home page right box at the bottom. These are an additional $450.00 added to your 1 piece solid side kit price. See description of what comes with the electrics.