I put this on my wife's smaller frame ladies bike, and it does the trick! The ends are easy to open and close, and the construction is such that it does not scratch her bike. I have an open jeep, so when we park to bike ride, I needed to secure it. I drilled through near one end, and bolted a small cable to it, so I can lock it under the jeep seat while riding. It would have been nice to have some sort of way to lock it without doing it myself, but I think most people have a vehicle they can locSee full review