• GROCO Backing Block f/2" & 2-1/2" Seacocks
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GROCO

GROCO Backing Block f/2" & 2-1/2" Seacocks

GROCO Backing Block f/2" & 2-1/2" Seacocks

OM-GROCO-BACKINGBLOCK2-BB3

$72.74
$105.00 $72.74
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FREE Standard Shipping On every U.S. order — no minimum. Faster delivery options are available at checkout for qualifying orders.

Low stock: 1 left
Free standard shipping · every U.S. order, no minimum
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Genuine product · full manufacturer warranty
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Overview

BronzeConstruction

This GROCO backing block is made for installing 2" and 2-1/2" seacocks. It provides a 1/2" thick marine PVC foam mounting surface with brass inserts placed to match the seacock flange.

  • Product type: Seacock backing block
  • Fits: 2" and 2-1/2" seacocks
  • Thickness: 1/2"
  • Material: Environmentally friendly PVC foam formulated for marine applications
  • Moisture resistance: Will not swell or absorb moisture
  • Installation detail: Press threaded brass inserts into the hull side of the block in the holes that match the seacock flange
  • Fit detail: Each size fits multiple seacock sizes
  • Hull fit: Rigid thickness supports secure installation while allowing the block to conform to minor hull curvature

Specifications

ConstructionBronze
BrandGROCO
Manufacturer part #BB-3
UPC742985170155
Boxed dimensions7 x 7 x 1 in
Shipping weight0.45 lb
Country of originUNITED STATES

Shipping & returns

Free standard shipping

Standard shipping is free on every U.S. order — no minimum. Need it faster? Faster delivery options are available at checkout for qualifying orders. In-stock orders ship quickly with tracking; oversized and freight items may ship separately and can take a little longer. International rates are calculated at checkout.

30-day returns

Request a return within 30 days of delivery. Authorized returns are subject to a 15% restocking fee. Return shipping is paid by the buyer; items must be new and in original packaging. See our refund policy.

Genuine products

We source from authorized U.S. distributors. Every product is new, genuine and covered by the manufacturer warranty.

Genuine products

Genuine products, full warranty.

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On in-stock marine gear.

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