Product Descriptions The main purpose of Br Center is to let you feel the joy of sports This adjustable aluminum bottle holder protects your water bottle when you are cycling Product Features: 1 New universal aluminum alloy bicycle bottle cage, the surface is oxidized, anti-rust, strong durable, suitable for all weather 2 Aluminum bicycle bottle cage has 4 support points the opening can be adjusted in size (expable, can be pulled or pushed manually on both sides) Suitable for water bottles of different sizes (The maximum bottle diameter is 9 5 cm) PC material bayonet will not damage the bottle 3 Reliable quality light weight: You can also attach 2 bottle holders to your bike for long rides When driving in nature, put the bottle in the right place, even if it shakes badly, it will not be ejected 4 The bottom of the bottle cage can be rotated, Loosen the middle bottle cage screws, Can rotate 90 degrees, It is okay to place the bottle cage vertically or horizontally Easy to install, only 2 screwdrivers (included), the distance between the adapter holes is 65mm Product attributes: Material: aluminum alloy (retractable) and PC plastic Color blue Product size: 14 2 cm 8 5 cm Product weight: 150 g