Minder intelligent: it is true that the connection between bike and support secure (via the lock at the lever), but you can easily remove it from the support car - the fixing screws are freely accessible. That is also Diel solution for mounting Laying carrier on the ground, put bike, and beautifully simple connect everything and secure, then prepared the whole thing on the roof and the carrier firmly screwed on the car.
What is certainly needed: a lock to securely connect the bike by car (with me to the roof rails).
What also to recommend is: two short bungees to block the brakes of the bicycle. A good rope or a long strap that lets you additionally secures the bike to tip over.
All in all, I feel the support as "not really cheap" and without Zusatzauifwand not really sure.
PS The fact that the assembly instructions is also not beyond reproach "completes" the image from
