These are some of the nicest bottle cages available, and not only are they very reasnably priced, but they're hand-made right here in the U.S. by Ron Andrews of Durango, Colorado. With a measured weight of 27-33 grams these are lighter than most carbon cages on the market, and because of their design you can adjust how tightly you want to secure your bottle. <br /> <br /> <ul> <li>3-2.5 Titanium so it won't mark up your bottle and never corrode.</li> <li>Adjustable</li> <li>Hand-Made in the U.S.</li> </ul>