Incorporates a central buffer stop which divides the joint in two equal parts.
Both holes contain neutral grease to avoid aluminium oxidation.
They are used for Al-Al or Al-Cu connections, ensuring that the aluminum conductor is always larger and the copper conductor is smaller. It is essential to properly seal any possible entry points for external agents to prevent oxidation.
![](https://cdnebasnet.com/data/eshop/sofamel/uploads/images/RJA1.gif?1666179231)