Ice Crackle Finish Bike Water Bottle Holder and Adapter Combo - Red Black Universal Bottle Cage Mount Kit Adjustable No Drill Bracket for Road Mountain Hybrid Bicycles

18-30 oz Bottle Fit: Holds 18-30 oz or 550-800ml bottles perfectly (for / / / Tacx and more). Wide Compatibility: Easily adjusts to fit diameters from 19-22mm and 30.8-33mm, compatible with road, hybrid, gravel, and mountain bikes. Quick & Simple Install: Installs in minutes with included Allen key, mounting on handlebars or seatposts for convenience. Rustproof Aluminum Build: Corrosion-resistant aluminum alloy withstands daily commutes, mountain trails, and weather extremes. Universal Fit: Adjustable adapter fits various bike frames, ensuring a secure and stable mount.