screwlinks are available in many sizes and shapes by numerous manufacturers and with the „proper“ certification. they are plenty strong and when tightened with a wrench, they are a safe connection. not necessary to double them up… mailon rapide is a common manufacterer.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.