Easy to attach The clamp can be fastened by simply replacing the cap of your steering wheel with the F66 from Topeak. The clamp can be used on each end cap of your bicycle. This means you always have your tools or valuables in the place where you want them. For small bags The Topeak F66 can be used for small bags, among others the topeak handy phonepack and phone drybag are easy to attach. If you are on the go, you can always have the right tools at hand because the topeak Alien tool is made to connect to the clamp. * Both the phone bags and the Alien tools are available in our range.