●▶? This roof rack cross bar is compatible with Jeep Compass 2017-2021 MP body type. Do not work for MK body type. Please check the body type of the vehicle before purchase. ●▶? The package comes with [2] aluminum roof rack cross bar, [4] plastic mounting brackets, and [4] set of hardwares. ●▶? Adjustable length cross bar (43.5" to 45") to better control of the mounting bracket connects to factory roof rails. ●▶? Up to 165 pounds max load when distributed evenly. ●▶? Easy installation that might take about 10 to 20 minutes to install. Direct bolt-on with no modification needed.