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Northern Lights · 10-21-2007, 06:18 PM

There is a zinc that is fitted to a prop nut. Typically the second locknut that retains the propeller is replaced with a special fitting. The fitting acts as a locknut and is also milled to hold a trailing cone zinc. The zinc now trails the prop hub. Very common fitting for race saiboats.

10-21-2007, 06:18 PM	#2
Northern Lights Registered User Join Date: Sep 2005 Location: San Diego Posts: 30	cone zincs There is a zinc that is fitted to a prop nut. Typically the second locknut that retains the propeller is replaced with a special fitting. The fitting acts as a locknut and is also milled to hold a trailing cone zinc. The zinc now trails the prop hub. Very common fitting for race saiboats.