Bicycle Bike Bottle Holder Adjustable Mountain Bike Water Bottle Cage Drink Rack

• Useful for bikes which have no holder or inadequate for a frame holder
• Suitable for varied types of bikes, including mountain bike and folding bikes
• Convenient to fetch drink from a bottle holder
• Strongly-gripped hinge which fix the holder tightly
• Small size and lightweight Sturdy structure
• Simple and practical design