Ice Crackle Finish Bike Water Bottle Holder and Adapter Combo - Green 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: Two adapter spacers allow fitting diameters from 19-22mm and 30.8-33mm for road, hybrid, gravel, and mountain bikes Quick & Simple Install: Includes Allen key for easy installation on road, mountain, and e-bike frames with standard bottle bosses Handlebar or Seatpost Mounting: Can be installed horizontally or vertically on handlebars or seatposts for convenient placement Rustproof Aluminum Build: Corrosion-resistant aluminum alloy construction for durability in all weather conditions