No bike frame contact is made as the hook securely grabs the front wheel Suitable for bikes with carbon frames Versatile design accommodates bikes with non-traditional frame designs, rear suspension, and bottle cages Simple interface for switching carrier from one side of your car to the other Ratcheting wheel strap quickly secures back wheel to tray Fits most 20" - 29" wheel bicycles with tires up to 3" wide (up to 5" with Thule UpRide Fatbike Adapter, sold separately) Maximum bike weight up to 20 kg. Locks the bike to the bike rack and the bike rack to the vehicle (locks sold separately) Load capacity 44 lb Dimensions 64 x 13 x 4.3 in Weight 17 lb Fits round frame dimensions All Thru-axle compatible Carbon frame compatible Fits roof racks with 20x20 mm T-tracks Fits Thule SquareBar One Key System compatible