Some folks like a handlebar mounted way to carry their water bottles. Here is a quick release bottle carrier mount from Sunlite. This bottle cage handlebar mount adapter fits bars from 22.2 mm to 31.8 mm in diameter.

The No-Tool quick release mount has a corrosion resistant anodized finish.

Bottle cage handlebar mount adapter

Fits bars: 22.2-31.8mm diameter

No-Tool QR mount

Anodized finish

⚠ WARNING California Residents: Proposition 65 Warning