The Sea-Dog 280901-1 Round Rail Base Fitting is a premium marine-grade fitting designed to provide a secure 90-degree mounting point for 1-inch outside diameter stainless steel tubing. Precision manufactured from investment-cast 316 stainless steel, this heavy-duty rail base offers exceptional corrosion resistance and long-lasting durability in both saltwater and freshwater environments.

Featuring a 2-3/4-inch round base, this fitting is ideal for mounting handrails, bow rails, stern rails, safety rails, bimini frames, and custom marine fabrication projects. Its polished stainless steel finish provides a clean, professional appearance while withstanding harsh marine conditions.

Whether you're installing a new railing system or replacing worn hardware, the Sea-Dog 280901-1 delivers the strength, reliability, and corrosion resistance trusted by boat owners and marine professionals.

Features

• Fits 1" (25.4 mm) outside diameter tubing

• 90° round base design

• 2-3/4" diameter mounting base

• Investment-cast 316 stainless steel

• Mirror-polished finish

• Superior corrosion resistance for saltwater and freshwater use

• Ideal for handrails, bow rails, stern rails, safety rails, and bimini frames

• Heavy-duty marine construction

• Manufactured by Sea-Dog®

Specifications

• Brand: Sea-Dog

• Manufacturer Part Number: 280901-1

• Product Type: Round Rail Base Fitting

• Tube Size: 1" (25.4 mm) O.D.

• Base Diameter: 2-3/4"

• Angle: 90°

• Material: Investment Cast 316 Stainless Steel

• Finish: Polished Stainless Steel

• Application: Marine railings, handrails, safety rails, bimini tops, and custom marine fabrication

Weight

• Weight: 10.6 oz (0.66 lb / approximately 300 g)

Please verify the shipping weight with your Sea-Dog catalogue or supplier before publishing.