Sqaure Retractapost-GL 500 Telescopic Bollard - Galvanised or Galvanised & CoatedThe Square RetractaPost GL 500 offers a highly effective and robust way to protect premises and vehicles. The RetractaPost GL is raised and lowered vertically. The post is 500mm above ground when raised and is fabricated from square mild steel tube which is then galvanised. 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