Feature: 1. Applicable Model: The front locking hub link is for F‑450 F‑550 2005 to 2016. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return. 2. OE Number: The part number for reference is BC3Z‑3B396‑B. Please confirm whether it is consistent with the OE you need to avoid wrong buying and other problems. 3. Improved Performance: The ability to transmit power to all four wheels for better traction and handling, especially important for off road enthusiasts to help them overcome a variety of complex terrain and obstacles. 4. Durable Material: The front manual locking hub is made of durable and reliable material, high strength and wear resistant, can operate stably in harsh working environments, having a long service life. 5. Easy to Install: The front wheel hub locking axle link has a simple installation, convenient and time saving, don't need too much tools or complicated steps. Specification: Item Type: Front Locking Hub Link Material: ABS, Metal OE Number: BC3Z-3B396-B Fitment: For F-450 F-550 Super Duty 2005-2016. Package List: 2 x Front Locking Hub Link Note: 1. Please double check the part number and fitment of your item, matching information is for reference only.2. Installation by a professional mechanic is strongly recommended.