• Compatible with 90% of bicycles: Adjustable between 34 and 40 cm, ideal for bicycles from 24 to 29 inches, including mountain and road bikes. Especially suitable for electric bicycles. • Non-slip rubber base: Provides a secure grip on wet surfaces, mud, grass, mountain paths, and gravel. • High-quality craftsmanship: Made with aluminum alloy and stainless steel screws, with powder coating for protection against weather and dirt. • Easy to assemble: Quickly installs in the center of the bicycle, with adjustable screws for the appropriate height.