The 6" bollard cover is designed to fit perfectly on posts with a 7 1/16" (7.0625") diameter. It is available in four different heights: 52", 60", 65", and 84". Choose from 10 standard colors or request a custom length and specify your requirements at checkout. This cover is made using rotational molding, guaranteeing its durability and strength for long-lasting protection. Custom colors and logos are also available upon request. Contact us for more details.