This handlebar mount design can be easily and quickly installed on motorcycle and bicycle handlebars, the installation diameter range of 0.32 inches to 0.55 inches rails, the 1" ball handlebar mount compatible with RAM Mount and B size/ 1 inch/ 25mm double socket arm and bike motorcycle, ideal for your riding. This handlebar mount with 1" ball is made of aluminum alloy, 1" ball can 360°rotation allowing you to flexibly adjust the viewing angle of your handlebar phone mount to get best view while riding, is bike, motorcycle, utv, scooter phone mount ect. The handlebar mount consisting of two semi-circular clamps that clamp the handlebar and secure to frame, with it's sturdy construction and reliable grip, can be sure that your handlebar extensions will not loosen or rotate, providing safe and reliable solution for you to install phone holders on the go. Perfect gift, whether you're cycling enthusiasts or professional, 1" ball handlebar mount will meet your needs to free your hands. The delicate and simple design makes it great Christmas present gift for friends, give them the convenience and surprise of riding! Lifetime warranty, Handlebar clamp mount base will provide lifetime warranty, if you have questions about the quality or use of the handlebar mount, please contact us in timely manner, your questions will be answered within 24h. Strg Handlebar U-Bolt Base Mount with 1'' Ball for Rails 0.32'' to 0.55'' in Diameter, U-Bolt Mount Base Compatible with RAM Mounts B Size 1 inch Ball Double Socket Arm & Bike Motorcycle Phone Holder