0.67" aluminum alloy ball mount handlebar base compatible with RAM Mounts and socket component, including double socket arms, navigation mounts, action camera mounts, bike & motorcycle phone mount holders and others electronic device holders. With this dual ball adapter mounting kit, you can 360°rotate your Gamin GPS, camera mount or phone holder device , it is suitable for outdoor riding and photo shooting.Small shape and compact size, it's easy and convenient for us to take and carry. mount 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. ball mount utilizes rubber-insert and lockbolts to prevent loosening in high vibration for mounting to motorcycle or bike handlebars as well as other round rails within the insturcted dimensions. 0.67" ball mount fits for handlebars from 0.5" to 1.26" in diameter. Suitable for bike, bicycle, motorcycle, stroller, mountain bike, ATV,dirt bike, road bike, golf cart, electric scooter, ATV, etc. ?Note?Before you buy it, please check the measurement details, it is only for 17mm /0.67 inch ball socket system bike phone holder. The package comes with three rubber ring inserts to provide a snug fit and protection of the mounting surface. Rubber rings diameter are: 0.5'' / 0.87'' / 1''.

?Note?Before you buy it, please check the measurement details, it is only for 17mm /0.67 inch ball socket system bike phone holder. The package comes with three rubber ring inserts to provide a snug fit and protection of the mounting surface. Rubber rings diameter are: 0.5'' / 0.87'' / 2''. 0.67" (17mm) ball mount fits for bike handlebars from 0.5" to 1.27" in diameter. Suitable for bike, bicycle, motorcycle, stroller, mountain bike, dirt bike, road bike, golf cart, electric scooter, ATV, etc. 0.67" aluminum alloy ball mount base 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. ball mount utilizes rubber-insert and lockbolts to prevent loosening in high vibration for mounting to motorcycle or bike handlebars as well as other round rails within the insturcted dimensions. With this dual ball adapter mounting kit, you can 361°rotate your Gamin GPS, camera mount or phone holder device , it is suitable for outdoor riding and photo shooting.Small shape and compact size, it's easy and convenient for us to take and carry. 0.67" aluminum alloy ball mount handlebar clamp ball base compatible with RAM Mounts and socket component, including double socket arms, navigation mounts, action camera mounts, bike & motorcycle phone mount holders and others electronic device holders.