Retractapost-GL 900 Lift Assist Telescopic Bollard - Stainless SteelThe RetractaPost GL offers a highly effective and robust way to protect premises and vehicles. The RetractaPost GL is raised and lowered vertically. When raised the post is 900mm above ground, when lowered the post is fully below ground and covered using the integral lid. The post is lockable in the raised position by rotating the post 45 and then pressing the high security push button 7 pin security lock. The post is unlocked using the supplied key,