Harken 40mm Carbo Air Pivoting Lead Block w/Aluminum Cam-Matic Cleat [2156] Winterizing | Oil Change Systems It gives your chartplotter paper

It gives your chartplotter paper chartlike views of NOAA-surveyed areas in which individual points of interest are labeled with corresponding longitude and latitude information

UV stable RG-8X marine cable

half-towers and other aluminum structures

Active speaker

Harken 40mm Carbo Air Pivoting Lead Block w/Aluminum Cam-Matic Cleat [2156] Winterizing | Oil Change Systems It gives your chartplotter paper40mm Carbo Air Pivoting Lead Block with Aluminum Cam Matic Cleat High strength pivoting lead blocks with cams are used for halyard controls on larger keelboats and as headknockers on dinghies and beachcats for sheeting directly from the boom. Hole spacing and rivet size are the same as Classic models, making upgrades easy. Cam reverses for either up or down cleating. Can be used as becket block. Specifications: Sheave (mm)40 mm Sheave (in)1 9 16 in