Calpipe Security Bollards offers crowd control supplies and barriers to keep order at municipal services, events, shops or places with heavy foot traffic. Bollards are visual deterrents to both pedestrian and vehicular traffic in high security, industrial, commercial and retail environments. These security planters come with 4 mounting holes to ensure effortless installation and feature stainless steel / carbon steel construction for structural rigidity and resisting corrosion on exposed surfaces. Calpipe Security base plate bollards are supplied with dome or flat caps for easy cleaning and are available in heights of 36 and 48 incheson Raptor Supplies.