DNA Motoring RRBT450 48" Adjustable Mouting Cargo Roof Racks Crafted from High Quality Light Weight Aluminum with Adjustable Clamps Bar Length : 50" / Height with Clamps : 3" / Width: 1" Can Support Luggage, Ladder or Cargo's Weight up to 175 lbs Helps to Secure Belongings from Sliding Off Width Adjustable Mounting Clamps to Fit Large Variety of Vehicles