Ultra-space saving, side-swing design Bike is easily locked in position Sturdy, durable construction Non-scratch rim hook Rotate a hanging bike left or right (parallel to wall) to save space. Your bike is locked in place and is kept conveniently out of the way. Wheel rest keeps rear wheel in position and protects wall. For mounting one bike vertically on wall. Ultra-space saving, side-swing design Bike is easily locked in position Sturdy, durable construction Non-scratch rim hook Features: Rotate a hanging bike left or right (parallel to wall) to save space. Your bike is locked in place and is kept conveniently out of the way. Wheel rest keeps rear wheel in position and protects wall. Compatibility Wheel size: 20"–29". Tyre Size – Height (rim+tyre): 8 cm (3.15”); Width: 7.62 cm (3"). Material Steel, aluminum, rubber.