4 Inch 1000 Series SideSteps & Bracket Kit 2015-2018 Silverado/Sierra 2500 HD/3500 HD Go Rhino Performance - Mufflers & Resonators - Muffler The hole size is 9/16

The hole size is 9/16 inch and can be drilled for larger sizes

Level out and take your Ford F450 Super Duty diesel or gas powered truck with this 2

Foam Padding

Belt surface is hard anodized

Notes: Trail Boss / AT4

4 Inch 1000 Series SideSteps & Bracket Kit 2015-2018 Silverado/Sierra 2500 HD/3500 HD Go Rhino Performance - Mufflers & Resonators - Muffler The hole size is 9/16These unique 4 Inch side steps feature a convenient U Channel mounting system and replaceable end caps for a great OE style side step at a great price. Brackets included. 4 Inch 1000 Series Side Steps with Mounting Brackets Kit comes with a Limited Lifetime warranty on materials and construction and a 5 year warranty on the Textured Black Finish. Features and Benefits: 4 Inch side step Brackets included Convenient U channel bracket mounting system