Bike Holder Without Screws Universal Bike Holder 360 Degree Rotating Bike Holder Water Bottle Holder 1-Pack Black Extended Size - This quick release bottle holder is made of advanced plastic steel and fits most standard size water bottles. The bottle with a diameter of 2.5' to 3.3' fits perfectly and 27 oz is the maximum holding weight. Adjustable - Adjustable with 360 degree rotation. Turn the screws to make sure it fits your tube size. This bike holder can be mounted on the bike handlebar, under the seat, down tube, fork, front tube. No Tools Needed - The bottle holder clamp is designed to be easy to install and remove. Installs in seconds, no tools required. It can be mounted both vertically and horizontally. We have attached an extra non-slip to make the clamp more stable. Material - High quality plastic steel and metal parts, very durable. Designed to hold various cups, cans and bottles. Wide range of applications - A well-designed and affordable cup holder. You can place it practically anywhere on your bike: handlebars, highway bars, engine guard or other places. And it also fits most strollers, prams, walkers, scooters.