Dampy B 500 mm High Manual Gas Bollard | BFT AutomationDampy B 500 mm High Manual Gas Bollard BFT Automation The Dampy 500 manual gas spring rising bollards are engineered to provide efficient control over road access, featuring a remarkably swift and straightforward operation. These bollards are activated with specialized keys, allowing them to be lowered by simply pushing down, and they automatically secure themselves in the lowered position. The Dampy B 500 mm High Manual Gas Bollard from BFT