Loose fit, short rosettes on one side. curve rotates. The extension cannot stay in place, it's dangerous to slip on the handle while the other side holding the jam nut bushings is also slipping back and forth! The frustrating part of the job. It has leverage if you can hold it steady, but then the handle slips off and you're floating with it in the air. The handle cannot prevent it from slipping off, wear gloves to avoid catching your hands when the tool slips on you. An amazing invention needs more work.