Perfix Winding was a snapper

Perfix was a snap. The body is a plastic with reinforcement in the weather conditions and UV rays. The internal spring component and the screw are 316 stainless steel. It prevents accidental or unwanted situations with its round and non -protruding structure. It works extremely fluent. It is slightly pressed on both sides of the button to open it, and it is pushed to close.
Button. Upper piece.