Features: Exquisite craftsmanship, compact-structure, high-precision, glossy-surface, stable characteristics and high reliability, practical for use. Rear AC block off is made of aluminium alloy material, rust proof, high strength, not easy to break, sturdy-and-durable. This rear AC elimination adopts excellent manufacturing process with stable performance, which can provide you with an excellent using effect. After installed, it allows the front air conditioner to operate without losing the refrigerant in the rear piping or the evaporator. Made from hi-grade material for durability. Design refined and built to exacting standards. Specifications: Material:Aluminium Alloy Size:As Picture Shown For Expedition 2007-2018 Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 2x Rear AC Block Off