Go Rhino RB20 Running Boards with Mounting Brackets Kit Crew Max Only Model 69443687PC YMM Solid Fold 2.0 Toolbox Door has a formed knife

Door has a formed knife edge on all 4 sides that contacts the seal when the door is closed

Semi Trucks

Merritt Underbody Tool Box 18"H x 17-3/16"D x 60"L Smooth Aluminum Double Door S-Series 3589

It also makes for a much easier installation compared to any universal nerf bars or running boards

Select Ford F-150 Model 583078-570922

Go Rhino RB20 Running Boards with Mounting Brackets Kit Crew Max Only Model 69443687PC YMM Solid Fold 2.0 Toolbox Door has a formed knifeGo Rhino RB20 Running Boards with Mounting Brackets Kit Crew Max Only Model 69443687PC Go Rhino's legendary RB20 cab length running boards will make your truck, Jeep or SUV stand apart from the crowd. With an aggressive, yet stylish appearance, these bolt on steps take their visual inspiration from the Ford Raptor but are made for more than just looks. The RB20's perforated holes, punched into the surface of the step, gives maximum traction and