For SPC+ type mounting.Used to attach directly to your phone with 3M tape without using an otherwise required SP ConnectT Phone Case. Allows you to mount you phone but also many other devices with a flat surface to any 90 degree Twist to Lock SP ConnectT mount. This adhesive installs to device with 3MT adhesive tape. Includes: - 960939 Universal Phone Clamp - Fits most 58-85mm wide smartphones - Dimensions: 55mm wide x 66mm high x 5mm deep - Handlebar clamp that fits handlebar diameters from 7/8" (22mm) to 1.25" (31.8mm).- Dimensions: 86mm wide x 25mm high x 56mm deep - 48 gram weight