GROCO Backing Block f/2" 2-1/2" Seacocks Lighting ZAION-V is more easily machinable

ZAION-V is more easily machinable than our standard ZAION material

Cellular/Wi-Fi World Band Galaxy Antenna

containing sensory equipment used to determine heading and rate of turn

Automatic dockside power mode for 12 Volt DC lighting and appliances

GROCO Backing Block f/2" 2-1/2" Seacocks Lighting ZAION-V is more easily machinableBacking 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: