• Screw Mounting: Recommended for mountain bikes, road bikes, etc., and for bikes with built-in screw holes
• Adjustable Base: The adjustable black knob allows for compatibility with sizes ranging from 5.5 to 7.5cm, offering versatile fitment for different devices
• Durable Nylon and Aluminum Construction: Made with high-quality nylon material and an aluminum alloy base for a lightweight yet sturdy structure, ensuring long-lasting durability
• Strong Bottle Holder: The bottle holder has arms that wrap around the bottle for a secure and firm hold so you don't have to worry about it falling out during your ride

Specification:

• Material: Nylon material, aluminum alloy base
• Installation: Screw mount
• Suitable size: tube diameter 13-32mm
• Water bottle cage size: length: 8.3cm, height: 17.4cm, diameter: 4.7-7.5cm, base size: 7.8x5.3cm, hole diameter: 1.8-2.6cm