Key features

• •🎯 𝟏𝟖-𝟑𝟎𝐨𝐳 𝐁𝐨𝐭𝐭𝐥𝐞 𝐅𝐢𝐭: Corki water bottle holder for bike holds 18-30 oz or 550-800ml bottles perfectly ( for CamelBak / Polar Bottle / Elite / Tacx and more ). Measure the bottle before purchase. Enjoy rattle-free, slip-free rides! Not for metal bottles.
• •🔒𝐀𝐥𝐥-𝐓𝐞𝐫𝐫𝐚𝐢𝐧 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 𝐇𝐨𝐥𝐝: Flexible aluminum bike bottle holder holds bottles firmly, preventing drops even on bumpy paths or off-road trails. Ride worry-free, no more lost bottles! Note: NOT for extreme mountain biking or jumps.
• •🔧 𝐏𝐫𝐞𝐜𝐢𝐬𝐢𝐨𝐧-𝐀𝐝𝐣𝐮𝐬𝐭 𝐌𝐨𝐮𝐧𝐭: Corki bicycle water bottle holder fits ISO-standard 64mm bottle bosses with 63-68mm flexible range - ensuring perfect alignment on road bikes, mountain bikes, and e-bikes without drilling or modifications.
• •🛡️ 𝐑𝐮𝐬𝐭𝐩𝐫𝐨𝐨𝐟 𝐀𝐥𝐮𝐦𝐢𝐧𝐮𝐦 𝐁𝐮𝐢𝐥𝐝: Crafted from corrosion-resistant aluminum alloy, this metal bike water bottle cage withstands daily commutes, mountain trails, and weather extremes - maintaining structural integrity through thousands of miles of riding.
• •⚡ 𝐐𝐮𝐢𝐜𝐤 & 𝐒𝐢𝐦𝐩𝐥𝐞 𝐈𝐧𝐬𝐭𝐚𝐥𝐥: Install in minutes with included Allen key - effortlessly mounts water bottle cages for road bikes to road, mountain, and e-bike frames with standard bottle bosses. Perfect for busy commuters and family cycling adventures.
• •🪶 𝐔𝐥𝐭𝐫𝐚𝐥𝐢𝐠𝐡𝐭 𝟑𝟓𝐠 𝐂𝐚𝐠𝐞: Aircraft-grade aluminum alloy creates this lightweight bike bottle cage at just 35g per unit - delivering noticeable weight reduction for road cycling climbs and mountain biking trails without sacrificing durability.