Designed to stop bottles from ejecting under extreme conditions such as mountain biking, the XLAB Gorilla Cage XT has over 2 times the gripping power of conventional carbon cages thanks to its high shouldered carbon gripping fingers, tall retention tab at the top and a thicker carbon material to make sure your bottle stays where its supposed to.Features: 2x the grip of the GORILLA CageTall Gripping sides for a 14 lb grip on bottleStiff top lip helps retain bottlesFlared entry for fast insertionThick shelf to support large bottlesCarbon fibreWeight: 49g