【Packing List】1*1 inch ball base adapter; 2*handlebar mounting gasket; 1*0.5" rear-view mirror pole gasket; 1* extra non-slipping tape. 【Easy Installation】Coming with a hexagonal screwdriver, it makes installation/disassembly simple and easy!. 【Fits to Handlebar/Rear-view Mirror Pole】The 1“ ball base for handlebar mount fits to motorcycle/bike/ATV/UTV/Truck.... with handlebar diameter 0.87"-1"-1.26"max.; two rubber handlebar mount gaskets (dia.22mm/0.87” & 25.4mm/1") make it suitable to more different handlebar diameters. Besides, the third rubber gasket (dia. 12mm/0.5") universally suit to rear-view mirror poles. 【Aluminium For Never Breaking】Made from aluminium alloy, this whole set ensures 100% security and stability during the riding; inserted rubber gasket and the matte ball increase friction between the handlebar and the 1" ball adapter to make it non-slipping and stable!. 【What Product It Works for】This 1 inch ball adapter works for iMESTOU/Ram/Jitehsha or other motorcycle/bike phone mounts with 1" double ball socket arm handlebar bases.