By Huu Khanh Nguyen · Updated October 29, 2026 · barrier, manual barrier, boom barrier, road barrier, estate access, counterbalanced
A hand-raised road barrier whose round aluminium boom is balanced by a spring and turns about a hinge in the head of a slim steel post on a base plate. Boom length Boom angle Post and boom finish
| Name | Default | Unit |
|---|---|---|
| Boom length | 3000 | mm |
| Boom angle | 0 | ° |
| Housing finish | white | |
| Boom finish | white |