This 1 3/4 in. wide by 1 in. deep aluminum channel is designed to be used with the cleat boxes above by providing additional protection 5 in., 6 in., 8 in. or 10 in. above the cleat cover box. The 5 in., 6in., and 8 in. models have an upper & lower hinge assembly and is secured to the pole with six #10-32NC stainless steel pan head screws (included). The 10 in. model has upper, middle and lower hinge assemblies and is secured to the pole with nine #10-32NC stainless steel pan head screws (included). Cleat cover box is sold separately and not included in the pricing below. Silver Halyard Covers pictured. There is a $12.95 Oversize Handling Charge incurred over and above regular shipping costs on Halyard Covers due to length.