Perko Open Base Cleat 6" Chrome Ea 1188-DP6-CHR by Perko $29.80 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Perko Open Base Cleat Each #9-1188DP6CHR Length Overall: 6" Chrome Plated Zinc Alloy. Max Rope Size: 7/16"