Profi dumbbell bars 35cm threaded contact surfaces chrome incl. Stern closures 30 / 31mm (Misc.)
Unfortunately, the thread running to somewhat conical. And when you have a not so well-made mother, it caught just a little. As for me a mother leaving only 1/3 turn it, I had to sand down to about 3/10 mm with some sandpaper the thread of the rod. T