Features: -DS-STEP built into the base. -Heavy gauge steel construction for long-term durability. -Black powder coat finish for maximum corrosion resistance. -Base attaches to inboard and outboard passenger side seat rails. -Forward seat movement is affected little to no movement. -Support Brace (Item No. 7160-0230) is recommended. -Base bolts to passenger side seat rails in existing holes. Seat does NOT have to be removed.