GROCO Backing Block f/1-1/4" 1-1/2" Seacocks [BB-2] Cartography generator power can pass through

generator power can pass through the unit to the AC outlets

SP-80 Autopilot Second Station Kit

UPC: 091887113822

Get more coverage under the boat with Airmar's wide beam CHIRP product line

Risists rusting pitting & corroding

GROCO Backing Block f/1-1/4" 1-1/2" Seacocks [BB-2] Cartography generator power can pass throughBacking 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: