Features 1、Secure regular bottle firmly in place. 2、Aluminum alloy constructed, flexible and not easily fractured. 3、Come with accessories for easy mount. 4、Easy to deal with bumpy trails. 5、Nice for road bike and mountain bike. Aluminum alloy constructed water bottle holder, lightweight and long lasting. Easy to mount with necessary accessories and secure the bottle firmly in place no matter when you are riding on roads or bumpy trails. Features: Secure regular bottle firmly in place. Aluminum alloy constructed, flexible and not easily fractured. Come with accessories for easy mount. Easy to deal with bumpy trails. Nice for road bike and mountain bike. Specification: Material: Aluminum alloy Color: Black / Red (optional) Length: 14.5cm / 5.7in Weight: 40g / 1.4oz Package weight: 56g / 1.9oz Package List: 1 * Bike Bottle Mount 1 * Hex Wrench 2 * Screw 2 * Spacer Package List 1 * Bike Bottle Mount 1 * Hex Wrench 2 * Screw 2 * Spacer