TruXedo Truck Luggage - Bed Extender/Spacer Kit  | 1116315 | fits 04-07 Nissan Titan Bed Extender/Spacer Kit Increase space between bed extender and truck bed Constructed from high quality material Extremely durable Weather resistant Ensures easy installation Provides 2 in Of Space Between Bed Extender And Truck Bed Rails Permits Extender Unit To Rotate Without Contacting Cover Rails Call for additional details