Aluminum alloy bottle cage, brand new high-gloss appearance; matte surface treatment, strong and durable. The CNC bottle cage is made of aluminum alloy with a semicircular opening design, which is flexible and beautiful in appearance. The bottle cage is designed to secure the water bottle, ensuring that the bottle is firmly fixed in place even on fast riding or rugged trails. The flexible opening design of the bottle cage can accommodate oversized bicycle water bottles, 20-27.2 including 20.3, 24, 25 and 27 ounce/ounce (600, 650, 750 and 800 ml size) water bottles. The appearance is frosted, oxidized, beautiful, non-fading, smooth, and is unlikely to scratch the surface of most water bottles. CNC Dedicated bottle cage Aluminum alloy bottle cage Fully CNC machining Fully CNC machined, frosted, and anodized. The surface is clean, smooth and beautiful. CNC unique brand. Product specifications Bottle cage size Size (Bottom Diameter x Height): 6.8 cm * 14.5 cm. Cup holder diameter: approx. 8.0 cm . Weight: 60g / set. Send package content 2 x bicycle bottle cages； 4 x screws ； 4 x spacers ； 1 x Allen ke.