Galvanic corrosion can happen when dissimilar metals, stainless steel and aluminum, for example, are in contact with each other, exposed to an electrolyte, and an electrical current is applied. That’s the technical definition. The layman’s definition is it’s the white stuff that grows around your stainless steel fasteners in your aluminum mast and boom when…
Tag: boom
Control Mainsail Draft with a Boom Downhaul
A boom downhaul is one of the three possible control lines for the three sides of the mainsail. The other two are the boom vang (controls leech tension) and the mainsail outhaul (controls foot tension). Catalina 22 and similar sailboats have a short length of line attached to the bottom of the gooseneck car on the…
Let Your Boom Off Its Leash With a Topping Lift
The standard equipment C-22 backstay pendant is simple and handy for holding up the boom when the mainsail is lowered. It also works fine to keep the boom more or less centered over the boat when docked or anchored. But it’s not very convenient for shorter crew members to reach and it won’t help you…
Control Your Mainsail Shape Better With a Boom Vang
A boom vang is a useful control for your mainsail, especially if the mainsail is older and acting its age. That is, if it’s getting baggy and is difficult to flatten, particularly when you’re pointed off the wind. For better performance and safety, you need to be able to pull excess twist out of the mainsail…
The $tingy Sailor 