GROCO Backing Block f/3/4" & 1" Seacocks Oarlocks A permanent marking solution

A permanent marking solution

Shore Spike - Stainless Steel

It offers high-sensitivity reception and enhanced position acquisition to the Garmin family of marine instruments

Made with high temperature plastic bases

Swivl-Eze Lock'N-Pin 3/4" Pin Seat Mount - Zinc Coated

GROCO Backing Block f/3/4" & 1" Seacocks Oarlocks A permanent marking solutionBacking Block for 3 4" & 1" Seacocks Features: Each size fits multiple seacock sizes Press threaded brass inserts into the hull side of the backing block into the holes that match the seacock flange Rigid 1 2" thickness provides secure installation but is flexible enough to conform to minor hull curvature Will not swell or absorb moisture Made from an environmentally friendly PVC foam specially formulated for marine applications