These are excellent clips, they are top notch. do yourself a favor You have room to adjust, but this is not a snail clamp, measure the outside and inside of your hose. This will help you make the right choice when choosing the right size. They are the best and Tourqe has nylon to make it a lock nut. Consider using a Tourqe key. These will drag on no matter what. Also makes an excellent hydraulic clamp.