GROCO Backing Block f/2" 2-1/2" Seacocks [BB-3] Cartography Reduced installation labor due to

Reduced installation labor due to shorter battery cable runs

UPC: 065925415117

The B & G Zeus³S Glass Helm 16 is designed specifically for blue water sailing

standing or walking on the bag is perfectly fine

GROCO Backing Block f/2" 2-1/2" Seacocks [BB-3] Cartography Reduced installation labor due toBacking Block for 2" & 2 1 2" 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 Specifications: