Retrofit Backing Plate Kit – for Marine Town® Sunshade Sockets with Cap

Install your Marine Town® Sunshade Sockets the right way—without drilling any new access holes.
The Firepole Marine Retrofit Backing Plate Kit allows you to secure the backing plate from above the gunwale using your existing 1-1/8″ hole, delivering a clean, factory-grade installation without cutting into the sides of your boat.

Built Firefighter Tough. Engineered for Boaters.

Kit Includes

(2) #10-32 × 6″ Fully Threaded Rods

High-strength alloy steel with a zinc-plated finish for dependable compression fastening.

(3) #10-32 × 1.5″ 316 Stainless-Steel Flathead Machine Screws

Corrosion-resistant stainless-steel screws used to secure the backing plate cleanly and flush from above. Flathead design provides a smooth, professional finish.

Modified Backing Plate – 316 Marine-Grade Stainless Steel

Precision-fabricated from 316 stainless steel for maximum durability and corrosion resistance in saltwater environments.

Key Features

✅ Designed specifically for Marine Town® Sunshade Sockets with Cap
✅ Installs through your existing 1-1/8″ hole—no side access holes required
✅ Stainless-steel flathead screws provide a clean, flush installation
✅ High-strength threaded rods ensure secure, long-lasting fastening
✅ Ideal for retrofits where underside access is limited
✅ Produces a clean, professional, factory-grade result

Tools Required (not included)

• 3/8″ drill

• 1-1/8″ hole saw

• 5/16″ drill bit

• Phillips screwdriver

• Loctite® thread locker

• (Optional) Small pair of vise grips for holding rods during installation

Note: Only the backing plate and stainless steel screws are 316 stainless steel.
Threaded rods are zinc-plated alloy steel.