BAK BAKFlip MX4 (GEN 3) 17-26 F250/350/450 8'2" Model 448331 5.7 Durable Construction: Heavy duty roto-molded

Durable Construction: Heavy duty roto-molded construction doesn't allow for flexing and bending

With the included utility trays and dividers/gun rack

The toolbox is 18" tall x 20" wide x 60" long

The UWS under tonneau tool box features profile height of 16-1/2"

BAK BAKFlip MX4 (GEN 3) 17-26 F250/350/450 8'2" Model 448331 5.7 Durable Construction: Heavy duty roto-moldedBAK BAKFlip MX4 (GEN 3) 17 26 F250 350 450 8'2" Model 448331 The best selling truck bed cover in the world just got better. Introducing the new and improved RealTruck BAKFlip MX4 (GEN 3)an evolution of RealTruck's most popular tonneau cover. This next generation upgrade builds on everything truck owners already love about MX4, now enhanced with improved functionality, greater durability, and elevated security. The new and improved BAKFlip MX4 is