Pro-Series 63139 Duette Trunk Mount Bike Carrier Adjustable height to prevent fit issues; especially with spoilers and SUVs/Crossovers, conveniently carries up to two bikes Arched support tubes, rotating feet, multiple fit settings, and four-strap system combine to ensure a proper and secure fit to most makes and models Expertly engineered compression knobs create superior engagement to eliminate shifting during transport Padded arms and cushioned cradles protect both your vehicle and bikes from scratches and abrasions Integrated rear reflector for easy night time visibility