Comes in a set of two (2) rails: one left-hand side and one right-hand side. Foot rails follow the contours of the vehicle’s roof line, providing a sturdy base to fit the Front Runner Slimline II Roof Rack. Made of steel and sealed with the same durable, weather-resistant powder coating as the Front Runner Slimline II Roof Rack. Drilling into the vehicle’s roof is required to insert mounting hardware. Installation hardware and fitting instructions included.