●【Fitment】Compatible with 2016-2018 Buick Envision; Only Fits with OEM Roof Rails ●【Load Capacity】150lbs Max Load when Distributed Evenly ●【Quality Construction】Lightweight High-Grade Aluminum Bar Construction for Strength and Durability ●【OEM Style Cross Bars】Connects to factory roof rails; Direct Bolt-In. No Modifications Required ●【Function】Increase your Vehicles Storage by Installing a set of Cross Bars, Prefect for carrying Luggage, Ladders or Cargo