Our Garvin Rock Rails are designed to take a punch. They are made from Heavy Duty 2" x .120" wall square tubing and include a 1.5" diameter round tube for extra side protection. They are also designed to serve as a step to get into and out of your Jeep. The Rock Rails are all frame mounted and come complete with all mounting hardware. They are zinc primed and powdercoated with a black texture black. Will work on all JK Wrangler Unlimited 4-Door models.