Specification: Condition: 100% Brand New Item Type: Bike Bottle Cage Material: Aluminum Alloy+Engineering Grade Plastics Color: Black, Blue, Red(Optional) Size: Approx.106.5x68.5x160mm/4.2x2.7x6.3in Adjustable Width: Approx.81.5~96.5mm/3.21~3.8in Weight: Approx.75g/2.6oz Package List: 1 x Bike Bottle Cage2 x Screw Note: 1. Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 【High-quality materials】This bike bottle cage is made of aluminum alloy and engineering grade plastic material, rust‑proof, not easy to damage, strong and durable, safe and firm. 【2 screws】This bicycle bottle cage comes with 2 screws for easy installation and fits most standard water bottles. 【Excellent design】This bicycle bottle cage is designed to be lightweight and durable, which can effectively reduce the weight of long-distance travelers, especially suitable for professional and amateur riders. 【Usefulness】The bicycle bottle cage has an arm that can be wrapped around the bottle, which is sturdy and durable, and can hold the bottle firmly even on rough roads when riding. 【Suitable for】This bicycle bottle cage is suitable for different water bottle diameters of 60~82mm/2.36~3.23in, fit for motorcycles, road bike, mountain bike, common bicycle, etc.