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Ultimate Groco Backing Block F/1-1/4" 1-1/2" Seacocks [bb-2] Series [oJ578f9Q]

$20.99 $67.99 -69%

Backing Block for 1-1/4" & 1-1/2" SeacocksFeatures:Each size fits multiple seacock sizesPress threaded brass inserts into the hull side of the backing block into the holes that match the seacock flangeRigid 1/2" thickness provides secure installa

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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 7"W x 9"L WT: 0.25 lbs
  • UPC: 742985170148

What Our Customers Say

January 5, 2026

Absolutely no complaints!

It's a very sleek and efficient device.

- Ruby R..

January 5, 2026

Absolutely no complaints!

So glad I went with this one.

- Cora O..

January 5, 2026

Absolutely no complaints!

This is a very good item.

- Pamela F..

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