Thanks to its high strength, ruggedness, one-piece molding, and light weight, this water bottle cage extension bracket has a strong practical life and is very portable and useful. Owing to the CNC machining, this conversion base is very stable and reliable, playing a good role in fixing. Using anodized treatment, it has a metallic frosted texture. It is made of good aluminum alloy and stainless steel material. This water bottle cage extension bracket allows you to install two water bottle cages at the same time. It is very easy to install, suitable for most bicycle types. Durable bottle cage extender is suitable for outdoor riding. Item Name: Bottle Cage Extender Material: Aluminum Alloy, Stainless Steel Adjustable Angle: 15 - 30 Degrees Applicable Cushion: 7mm Straight Bow Cushion Features: Sturdy, Portable, Lightweight, High Strength Size Details: LxWxH: 13.5cm x 8.2cm x 4cm/5.31" x 3.23" x 1.57"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bottle Cage Extender 2 x Fastener Tapes 2 x Small Screws 2 x Metal Clips 2 x Seat Clips 8 x Fixing Screws