- Amesbury, Wiltshire, UK
I just had a look at my order history. My post is 100x100x5mm and so far they are holding up just fine.
Impossible to say without knowing the sizebrad what is the deflection of the i beam girder or h frame steel girder
considering theyve been used for years as gate posts on many things even lasted the test of time just by concreted in and set in place without all of the framing underneath
i know there great in horizontal strength and vertical strength