The body was thin and could be used in a thin tubular place. Thick body of the main body was troubled because it did not enter the cylinder, but it was saved. The fixing was also easy to tighten as the hole in the middle was a hex hole.
There is no problem with the quality of the product itself. Because the price is higher than asking a trading company, it is saved only when there are circumstances such as a small number of members and a short delivery date. It is usually better to purchase through a trading company.