4 wide mounting base foot print. Will fit all vehicle without drip rails (drilling required). Poly foam gaskets prevent leakage. The item "J1000 Ladder roof rack with 50 bars for Pickup Topper & Cap Black (Returned)" is in sale since Thursday, December 27, 2018.This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Exterior\Racks". The seller is "eastern_heavy_industries" and is located in Brooklyn, New York. This item can be shipped to United States, Canada, Mexico, Bermuda.