This is a High Quality CNC Machined Billet Aluminum Pedal mount The chassis mount has a 3/8 mounting hole The pedal mount/grip is 1/2" knurled 3 Mounting Hole Locations for height at 5 1/2", 6 1/4" or 7" This pedal mount is 1/2" thick 6066-T6 billet This Pedal will work for Gas or Brake