GROCO Backing Block f/1-1/4" 1-1/2" Seacocks [BB-2] Brand_Vesper inflation valves for larger sizes

inflation valves for larger sizes

Put 'Em Back Oyster Knife

gel coat and marine coatings

2 each of #50014-001 (119) lower mounting brackets

GROCO Backing Block f/1-1/4" 1-1/2" Seacocks [BB-2] Brand_Vesper inflation valves for larger sizesBacking Block for 1 1 4" & 1 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: