This is a very small complaint as when I position it how I want, even on rough off road applications, the phone wont move, until I bump it with my hand or something that is usually user error anyway

And this is while driving over smooth paved roads.

Had it on some pretty bumpy roads on my VStrom.

Phone stays in place even on Jersey roads Good product.

10 days of continuous use in the Himalayan mountains on very rough roads and the phone was held rock steady

Will recommend to any one who rides on rough roads regularly

Holds my toll road transponder as well when phone is in my pocket.

Riden rough dirt roads on Baja and this clamp has not once failed or dropped the phone

I almost lost my phone a few times on rough roads.

It held my phone (iPhone 7 Plus in an Otterbox case) incredibly solidly even on some very rough roads

Never dropped my phone even on bumpy roads.

Had it on some pretty bumpy roads on my VStrom.

I go through a lot of bumpy roads especially in the landfills and these mounts stay right where I set them at

I was concerned how it would do on the highways and rougher roads.

Holds phone really well even when traveling at high speed or over bumpy roads.

The are easy to mount but are terrible if you are on a bumpy road

The Ram had slippage on rough road and that led to the mount arms hitting my volume buttons

Very easy to slip the phone in and out, but seems like it'll hold the phone rigidly enough when the roads get bumpy

I used them in the car and on my boat as well as

I use assorted RAM products like these to mount various things in my vehicles as well as on desks, work areas, etc