Genuine Bontrager and Trek replacements for your analog sensors. No tools needed Quickly and easily swap your Bontrager or Trek cycling computers and wireless sensors between bicycles without tools with these silicone mounting straps. Large and small sizes ensure proper fit on most forks. Quickly and easily swap your Bontrager or Trek cycling computers and wireless sensors between bicycles without tools with these silicone mounting straps. Large and small sizes ensure proper fit on most forks. - Designed for Bontrager and Trek analog wireless computers Designed for Bontrager and Trek analog wireless computers - Interchange analog wireless sensor installs and removes in seconds without tools Interchange analog wireless sensor installs and removes in seconds without tools - Interchange sensor includes large and small mounting straps to fit most forks Interchange sensor includes large and ...