Boating Accessories | Boat Maintenance & OrganizationT-H MarineSold by Sportsmans Guide

T-H Marine

T-H Marine Boat Galvanized Shackle Anchor 5/16"

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

5/16" Galvanized

Anchor shackle for connecting anchor

Galvanized Steel

Construction resists rust and corrosion

Screw Pin

Design allows quick anchor swaps

Supports 550

Lb working load limit

Rated Breaking

Strength is 1650 lb

$2.99
View on Sportsmans Guide

You'll be taken to Sportsmans Guide to complete your purchase.

Hunter's Outpost earns a commission from affiliate links at no extra cost to you.

SKU: WX2*0748146

Overview

Built for connecting an anchor to chain, this 5/16" shackle is suited to routine boating and marine anchoring setups where a simple, removable link is needed. Its galvanized steel construction is intended for rugged marine conditions, while the screw pin design makes manual installation and removal straightforward. The round pin layout provides a secure connection, and the listed 550 lb working load limit and 1650 lb breaking strength give a clear reference for setup planning. For boaters who want a practical anchor hardware piece without unnecessary complexity, it offers a straightforward fit for many common anchor arrangements.

Why Hunters Choose the T-H Marine

5/16-inch Size

Fits many common anchor setups

Galvanized Steel

Construction helps resist rust and

Screw Pin

Design allows quick anchor changes

550 Lb

Working load limit for everyday

1650 Lb

Rated breaking strength adds a

Key Features

  • 5/16" galvanized anchor shackle for connecting anchor and chain
  • Galvanized steel construction resists rust and corrosion
  • Screw pin design allows quick anchor swaps
  • Supports a 550 lb working load limit
  • Rated breaking strength is 1650 lb
  • Round pin design provides a secure connection

Best Used For

  • Boaters needing a dependable anchor-to-chain connection for routine marine anchoring setups.
  • Users who want quick anchor swaps using a screw pin connection they can install manually.
  • Boat owners working with 5/16-inch anchor systems that fit common anchor setups.
  • Marine users seeking a galvanized steel shackle for rugged, corrosion-exposed conditions.
  • Operators needing a compact shackle with listed working and breaking strength specifications.

Specifications

ApplicationMarine and boating applications
Corrosion ResistanceCorrosion-resistant
InstallationEasy to install and remove manually
MaterialGalvanized steel
Pin DesignRound pin
Pin TypeScrew pin
Rated Breaking Strength1650 lb
Size5/16"
Working Load Limit550 lb

Pros

  • 5/16-inch size fits many common anchor setups
  • Galvanized steel construction helps resist rust and corrosion
  • Screw pin design allows quick anchor changes
  • 550 lb working load limit for everyday marine use
  • 1650 lb rated breaking strength adds a strong safety margin
  • Round pin design supports a secure anchor-to-chain connection

Considerations & Trade-offs

  • The 5/16" size may not suit anchor or chain setups that require a different shackle dimension.
  • The 550 lb working load limit means it should be matched carefully to the demands of the specific anchoring system.
  • Galvanized steel helps resist rust and corrosion, but it still requires routine inspection in marine use.
  • The screw pin design is convenient for quick changes, but it depends on proper manual tightening and checking before use.

Suggested Comparisons

  • Anchor chain shackles
  • Marine anchor hardware
  • Boat anchoring accessories
  • Galvanized marine fittings

Suggested Accessories

  • Anchor chain
  • Anchor rope
  • Shackle key
  • Marine hardware storage

Frequently Asked Questions

What is this shackle used for on an anchor setup?

It provides a connection between your anchor and chain.

What size is the shackle?

It is a 5/16" shackle.

What material is it made from?

It is made from galvanized steel.

What are the load ratings?

The listed working load limit is 550 lb, and the rated breaking strength is 1650 lb.

How is it secured and removed?

It uses a screw pin design, and the description says it is easy to install and remove manually.