GROCO Backing Block f/3/4" 1" Seacocks [BB-1] Marine Safety | Safety Lights Spray protected positive-drive depth counter

Spray protected positive-drive depth counter

2-3/4" Easy to Read Dial

AIS700 also has its own internal

Body and hasp profiles are designed for easy clearance of lines and fittings when released

Essential information like weather radar

GROCO Backing Block f/3/4" 1" Seacocks [BB-1] Marine Safety | Safety Lights Spray protected positive-drive depth counterBacking 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 Specifications: