Vantech 4-Bar Black Aluminum (82"- 90") Side Mount Rack System Box Truck / Trailer Model C46004159B Ford F-150 We recommend the Weather Guard

We recommend the Weather Guard Top Mount for commercial and premium buyers

13 flash patterns including a traffic advisor

We recommend the 1702850 Buyers Top Mount for commercial use

telescoping suction pipe

Vantech 4-Bar Black Aluminum (82"- 90") Side Mount Rack System Box Truck / Trailer Model C46004159B Ford F-150 We recommend the Weather GuardVantech 4 Bar Black Aluminum (82" 90") Side Mount Rack System Box Truck Trailer Model C46004159B Universal systems often sacrifice precise fitment and modularity. Larger systems also mean massive shipping costs but not anymore! Vantech USAs bar extensions takes the H1 system to new lengths by allowing you to extend ANY existing H1 bar by up to 8 inches. Get the fitment you need without compromising functional rigidity OR driving up your shipping cost!