4x4 True (100mm x 100mm) Plastic Pyramid Fence Post Cap Black or White Multiple Quantities for True Actual 4" x 4" Vinyl or Wood Posts
6x6 True (155mm x 155mm) Plastic Pyramid Vinyl Fence Post Cap Black, Grey, Tan, or White Multiple Quantities for True Actual 6" x 6" Vinyl Posts
8x8 True Plastic Pyramid Vinyl Fence Post Cap with Pre-Drilled Hole Black or White Multiple Quantities for True 8" x 8" Posts