X-restyling 07-17 Jeep Wrangler JK Armor Rock Sliders Running Boards Nerf Step Bars (XPRN83450) Rock sliders only fits 2007-2017 Jeep Wrangler JK 4-door models. Manufactured from durable 5/32 inch steel sheet. Textured black powder coat finish. Secure and look cool. Unique offroad design to protect side parts against obstacles and meet with every terrain. Must remove factory running boards for installation. Drilling required. 100% brand new. All mounting hardware included. No installation instructions.