Made of Aerospace Titanium, the Mako bike tool, named after one of the fastest shark species, will be the best bicycle tool that you have ever owned. Not only is it extremely lightweight and compact, but can be fully customized to best suit your bike. The Mako titanium frame weighs only 0.7 oz. and with the neoprene inserts holds four 1/4" driver bits of your choice. Boasting a bottle opener for the occasional Ãroad soda,Ä 5 metric box wrench sizes, and 2 spoke wrench sizes, this is the first bike tool that you won't even notice in your pocket! Size: 3.5" X 1.2".