Product Name: Carbon Fiber Bottle Cage Color: Black Material: High-toughness polycarbonate with carbon fiber reinforcement Weight: 30g Compatibility: Frame with screw holes for installation Suitable for: Water bottles with a diameter of 80mm; bottom cup diameter greater than 55mm Dimensions: 144mm x 85mm x 84mm Application: Compatible with most standard water bottles and flasks on the market Features: - Upgraded buckle design secures bottle firmly and prevents dropping on bumpy roads - Constructed from durable polycarbonate and glass fiber composite for high strength and impact resistance - One-piece molded structure with smooth curves and rounded edges to protect bottles from scratches - High compatibility with mainstream beverage containers and water bottles (up to 750ml capacity) - Lightweight and sturdy design ideal for bicycles with frame mounting holes Package Includes: 1 x Carbon Fiber Bottle Cage