If your camper has a wide pin box wingset, this spacer kit ensures a snug fit when installing a 20K Sidewinder fifth-wheel king pin.

This attractive cover fits over the existing pin box on your fifth-wheel trailer or RV. Durable white ABS plastic complements your RV's exterior. Easily installs with included hardware.

Kit is required for use with Sidewinder rotating turret RP61300 if the pin box on your trailer measures 12-1/2". Pin boxes that meet this criteria include Fabex 500, 503, 520, 530, 560 and 765; Lippert 0115, 1116 and 1716; and RBW 7019 and 7028.

Replaces a damaged pin box tank valve on your TrailAir pin box.