GROCO Backing Block f/2" 2-1/2" Seacocks - BB-3
GROCO
$67.56
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GROCO
GROCO Backing Block f/2" 2-1/2" Seacocks - BB-3
Backing 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
