GROCO Backing Block f/2" 2-1/2" Seacocks [BB-3] Boat Outfitting | Propellers VWC and VWCLP windlasses

VWC and VWCLP windlasses

1 to 173 knots

Fuel (E-1/2-F)

Intermittent Rating : 450A (5 min)

GROCO Backing Block f/2" 2-1/2" Seacocks [BB-3] Boat Outfitting | Propellers VWC and VWCLP windlassesBacking 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: