Ramco 100 Heavy-Duty Telescopic Security BollardRamco 100 Heavy Duty Telescopic Security Bollard Ramco 100 Heavy Duty Telescopic Security Bollard is a purpose built security post designed to protect residential and commercial driveways, parking areas, and vehicle storage from unauthorised vehicle access. Engineered for durability, the square 100mm x 100mm post is intended to be concreted 850mm deep to provide a secure, hard wearing barrier that deters vehicle ramming attacks (ram raids) and