The Silca Titanium Bottle Cage Bolts keep your bottle cage securely mounted to your frame. They look great and are very lightweight to fit in with the performance setup of your bike. The bolts come in at under two grams each and can be installed with a T25 Torx wrench. Providing increased rigidity and lower stress, these low-profile bolts are simply the best way to mount a bottle cage on your favorite bike.