Contour Conversion Adapter Standard Camera Screw(1/4)-contour (cn-con) Tripod for Contour ROAM ROAM2 ROAM3 GPS +2 Camera Screw(U1/4)-ConTour ABS 11g Please use it in the strap facebook https://www.facebook.com/recmounts cycle catarog(PDF) URL: www.rec-mounts.com http://www.an-y.com/img/rec-mount-catalog3.pdf