Posts can be standard or with arm support
(L-shaped or Y-shaped) for attaching barbed wire, spiral security barriers, or for additional panels.
Tops are manufactured from galvanized metal. The Y-shaped version is a post that is topped with sloped beams on both sides.
This post is topped with a sloped beam metal on one side. L-shaped tops are intended for attaching additional panels or barbed wire.
When you need peace of mind about entry from below, then adding panels underground is your answer.
Additional security from below is composed of barrier panels which are partially or completely buried under the ground’s surface.