Go Rhino RB 10 Series Running boards give the truck the latest raptor-inspired style and function; plus optional RB Series drop steps add style and function for trucks with larger wheels and tires or lifts. Cab length running boards for popular crew cab and extended cab trucks Sold in vehicle-specific sets. Includes mounting brackets for a simple, no-drill installation Constructed from galvanized steel for additional corrosion protection Available in two finishes: protective bedliner coating or textured powder coat for corrosion, impact and abrasion resistance