0.67''(17mm) ball mount accessories bicycle and motorcycle phone mount base, ram mount phone holder,ram mount ball,ram ball mount,ram mount motorcycle,ram mounts,ram phone mount for motorcycle,ram mount phone holder motorcycle,1 inch ball mount, ram mount base,ram phone mount,ram ball mount 1 inch,ball mount bracket ,handlebar phone mount adapter,handlebar clamp mount base. 1.This ball mount base is compatible with the handlebars or rear-view mirror bars of motorcycles and bicycles. 2.Fit for 0.67'' Ball Socket arm Systems. Compatible with RAM Mounts/double socket arms as well as digital electronic device mount and other bike cell phone holders. Fit for handlebar diameters from 0.5'' to 1.26''. Three rubber ring inserts diameter are: 0.5'', 0.87'', 1''. Bike handlebar mount base diameter is 1.26''( when without rubber inserts ). Aluminum ball head diameter: 0.67''/17mm. Ball head adopts CNC molding, with anti-slip properties. Ball mount material: High quality aluminum alloy with TPU. Ball main material: high quality aluminum alloy. Note: Please allow a 1-3mm inaccuracies due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.

?The package comes with three rubber ring inserts to provide a snug fit and protection of the mounting surface. Three rubber rings diameter are: 0.5'' / 0.87'' / 1''. ? 0.67" ball mount base handlebar mount compatible with RAM Mounts and socket arm component, such as navigation mounts, action camera mounts, bike & motorcycle phone mount holders and others electronic device holders. Suitable for bike, bicycle, motorcycle, stroller, mountain bike, dirt bike, road bike, golf cart, electric scooter, ATV, etc. ? the mounting ball made of high quality aluminum alloy.It is durable and reliable in the most demanding environments. The ball joint adopts CNC-molding design, with anti-slip performance.0.67" 17mm ball mount holder fits for handlebars from 0.5" to 1.26" in diameter. ?this ball mount base utilizes rubber-insert and lockbolts to prevent loosening in high vibration for mounting to motorcycle,ATV or bike handlebars as well as other round rails within the insturcted dimensions. ?With this 0.67"(17mm) ball adapter mounting kit, you can 360°rotate your Gamin GPS, camera mount or bike phone holder device , it is suitable for outdoor riding and photo shooting.Small shape and compact size, the handlebar clamp mount base is easy and convenient for us to take and carry.