The Thule Big Mouth upright bike mount has a slim, lightweight design that is easy on your wallet.

• This easy-to-use mount holds bikes with oversized downtubes securely in an upright position, with no need for wheel removal
• Rack/roof-level bike clamping feature--no more reaching way over your head or balancing on other gear just to secure your bike
• Worry-free automatic self-adjusting jaws provide perfect bike clamping every time
• Arm with rubber-coated jaws to protect bike paint grasps and holds bike, fits bike frames up to 3 3/8 in. in diameter and up to 2.6 in. wide
• Dual locking design locks bike to carrier and carrier to rack with optional locks (sold separately)
• Fits Thule/Inno square bars and Yakima round bars
• Use Xadapt 2 to fit t-slot aerodynamic crossbars (Thule Aeroblade, Yakima JetStream, etc.)