GROCO Backing Block f/2" 2-1/2" Seacocks [BB-3] Bronze UPC: 8059617812423

UPC: 8059617812423

This gives you full-function VHF and intercom capability from a second location onboard

90° Adjustable Fitting for Back of UP Series Helms

Powerful 4kW output ensures superior target acquisition and tracking in the the most challenging conditions

GROCO Backing Block f/2" 2-1/2" Seacocks [BB-3] Bronze UPC: 8059617812423Backing 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: