The Whispbar WB201 bicycle carrier was developed for the secure and professional level of transporting road and mountain bicycles. It re-defines the premium standard for frame mount bicycle carriers. Patented Quick-Dock quick-attachment system makes tool-free attachment and removal almost effortless. Smarthold technology makes mounting the bicycle surprisingly fast, simple and secure by automatically adjusting to all downtube shapes and sizes and applying correct clamping pressure. Remote clamp actuation lever is easy to reach and accessible from either side. The Integrated Lock System (ILS) allows the user to lock bike and mount at the same time.