SUPMEGA AirTag Bike Mount - Waterproof Protective Aluminum Alloy Holder, Hide AirTag Under Bike Bottle Cage, Bike GPS Tracker Anti-Theft, Anti-Shake, Security Screws and Hex Wrench Included About this item 【Anti-Theft AirTag Bike Mount】Allows you to neatly and discreetly mount your AirTag under your bottle cage. Compatible with all bikes that have standard 64mm water bottle mounting holes (bottle cage and AirTag not included). 【High-Quality Holder】Constructed with an aluminum alloy base and a polycarbonate panel, the SUPMEGA AirTag bike mount is sturdier, more durable, and more weather-resistant than those made with 3D printers or cheap plastic. 【Waterproof AirTag Case】A rubber sealing ring is placed between the base and the panel, so you don't have to worry about water leakage when it rains or when washing your bike. 【Snug Fit and Anti-Shake】The AirTag fits like a glove and is securely held in place. It won't shake while riding, even when riding fast on roads or bumpy trails. 【Contents】1 x Aluminum Alloy Base, 1 x Polycarbonate Panel, 2 x 20mm M5 Stainless Steel Security Screws, 2 x 25mm M5 Stainless Steel Security Screws, 1 x Hex Wrench, 1 x User Manual. Product Description SUPMEGA AirTag Bike Mount Case - Discreetly mounts your AirTag behind your water bottle cage. Specifications: Material: Aluminum Alloy, PC Weight: 44g Size: 7.7 x 3.8 x 1.2cm Package Contents: 1 x Aluminum Alloy Base 1 x PC Panel 2 x 20mm M5 Stainless Steel Security Screws 2 x 25mm M5 Stainless Steel Security Screws 1 x Hex Wrench 1 x User Manual (2)