This 5.5″ Square Copper Flat Piling Cap provides dependable piling protection with a sleek, low-profile design. Built to shield piling tops from weather exposure and moisture damage, it helps extend the life of your dock pilings. Constructed from durable polypropylene, this piling cap resists corrosion, cracking, and fading in marine environments. Its flat-top design offers a clean, finished look that pairs well with modern dock systems. Perfect for residential and commercial docks where durability and appearance matter.