It's suitable for most bicycles (handlebar diameter 21-31

Breathable: The jacket has a ventilation system on the back and front shoulders

9/16" Achse geeignet für meisten Fahrräder

It improves visibility at night and increases safety when riding at night

Klettverschlusslänge: der obere ist 17cm

ROCKBROS Handyhalterung aus Silikon 360° Drehbar für Motorrad & Fahrrad Color:Gray It's suitable for most bicyclesUniversal: Our phone holder is suitable for mobile phones from 4 to 6. 8 inches. Fits almost all smartphones and GPS devices. Suitable for iPhone 5 6 7 8 X 11 Pro Max, Samsung Galaxy Note 20, Oneplus 6 7 or Huawei P30 Pro etc. Easy Installation: The bicycle phone holder can be installed without tools. The strap with seven holes can be adjusted to various handlebars. Suitable for road bikes, mountain bikes, motorcycles, electric scooters etc. The ideal