SeaSure 25mm Treble Block w/Center Becket

The 25mm Treble Block with Center Becket is an essential component for marine applications, offering reliable performance for various rigging and lifting needs on your vessel. Built to withstand the harsh marine environment, this treble block ensures smooth operation and enhanced longevity.

Product Overview

The SeaSure 25mm plain bearing block range is one of our most trusted and best-selling products in the marine industry. Constructed with marine-grade stainless steel side plates and rivets, it guarantees resistance against corrosion and seawater exposure. The arnite (plastic) sheave reduces wear, ensuring a lightweight yet durable solution for your boating equipment.

Features

• Versatile Applications: Ideal for creating purchasing systems for lifting sails, securing heavy equipment, operating garage door mechanisms on marine trailers, and designing custom storage solutions onboard.
• Enhanced Mechanical Advantage: The 00.32 configuration allows you to establish a 6:1 purchase system, enabling the lifting of heavier objects while significantly reducing the load on the rope, thereby increasing efficiency and safety.
• Superior Durability: Marine-grade stainless steel construction ensures longevity and reliability in saltwater environments, minimizing the need for frequent maintenance.
• Lightweight Design: The use of arnite sheaves contributes to a lightweight block, making installation and handling easier without compromising strength.

Specifications

Parameter	Details
Maximum Rope Diameter	8mm
Breaking Load	1,250kg
Material	Marine-grade Stainless Steel with Arnite Sheave
Configuration	00.32

Why Choose SeaSure Treble Blocks?

SeaSure treble blocks are designed specifically for the demanding conditions of marine environments. Whether you're upgrading your boat's rigging system or installing new lifting mechanisms, our products provide the reliability and performance that professional mariners trust. Invest in quality with SeaSure to ensure your marine projects operate smoothly and safely.

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.