1, it's easy to adjust if you have a ring stick.

2. If not, just put it on your hand and adjust it yourself. In your hand, press the inner part of the circle to the appropriate position first, and then press the outer part of the trap to the appropriate position.

Pay attention to fixing after adjusting the size, otherwise it will be easy to loosen. The following is the fixing method.

1, the most common is to wrap red rope.

2. Cut off a section of thin rubber tube with a hanging needle, then put on the ring with movable mouth, first put half of the interface in, then put the other half in, then put the rubber tube in the middle, and finally fix the position. The hose is very soft to wear on your hands, but it will be a little gray after a long time and needs to be replaced frequently.

There are generally three ring sizes for split rings, 16# inner diameter 16MM, 17MM inner diameter 18# inner diameter 18MM, and the most commonly used one is 17#. The size of the open loop can be adjusted. In addition, it is better to ask the size of this ring, which is safer.