GROCO Backing Block f/1-1/4" 1-1/2" Seacocks [BB-2]

Backing 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:

• Construction: Bronze
• Box Dimensions: 1"H x 6"W x 6"L WT: 0.26 lbs
• UPC: 742985170148