Right (Passenger Side) Truck Bed Wheel Well Pivot Lockable Tool Storage Box Kit is a direct fit for the following:

2015-2018 Ford F-150
-Designed To Fit Snug Into The Area Between The Passenger's Wheel Well & Back Of The Bed
-Includes Hardware Which Allows For Easy For Easy, No Drill Installation
-Storage Box Is Not Compatible With Bed Ramps & Bed Extender

Genuine Ford Part Number: VFL3Z-17N004-C