32-77 - Schaefer Marine Schaefer 32-77 Twin Sheet Lead Block | Aztek Computers
29+Years
SKU: XBMUKMR7BC |  Mfg. Part: 32-77  | UPC: 740507003707  |  0 Reviews  |     Share

32-77 - Schaefer Marine Schaefer 32-77 Twin Sheet Lead Block - Black 25x3MM

2 Available
Condition: New

$290.83  $392.62
Free Shipping for this Item

Product Overview

Schaefer 32-77 Twin Sheet Lead Block - Black 25x3MM

This high-performance twin sheet lead block is designed for optimal functionality. It features an anodized aluminum body made from durable 6061-T6 aluminum, allowing it to articulate for precise lead management. The anodized aluminum sheave operates on low-friction Nomex™/Teflon™ bearings, providing exceptional strength and efficiency. The pin stop mechanism simplifies line adjustments, making it an essential component for your sailing needs.

Expert Overview

The Schaefer 32-77 Twin Sheet Lead Block is a component designed for managing lines on sailing vessels. Constructed with an anodized 6061-T6 aluminum body, it articulates to facilitate precise lead adjustments. Its anodized aluminum sheave utilizes low-friction Nomex/Teflon bearings, contributing to efficient operation and strength. The integrated pin stop mechanism supports straightforward line adjustments. This block is suitable for boats up to 29 feet LOA with a maximum displacement of 5000 lbs and a sail area capacity of 315 sq. ft. It is intended for applications requiring a safe working load of up to 2500 lbs and accommodates lines up to 2 x 1/2 inch. This product addresses the need for reliable and adjustable line management in specific marine environments.

Technical Specifications

  • Track Size: 1" x 1/8" (25 mm x 3 mm)
  • Boat Size: Up To LOA 29'
  • Maximum Displacement: 5000 lbs.
  • Sail Area Capacity: 315 sq. ft (8m2, 2270 kg)
  • Sheave Diameter: 1-1/2" (38 mm)
  • Maximum Line: 2 x 1/2" (13 mm)
  • Length: 3-1/2" (89 mm)
  • Width: 1-11/32" (34 mm)
  • Height: 3-9/32" (83 mm)
  • Bearing Height: 1-29/32" (49 mm)
  • Safe Working Load: 2500 lbs. (1135 kg)
  • Weight: 10 oz. (284 g)

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Country of Origin:
  • Schaefer Marine
  • 32-77
  • 740507003707
  • New
  • 0.7 lbs
  • 4 X 2 X 4
  • Aug 14, 2026
  • May 16, 2026
  • United States
Product Identifiers: Brand: Schaefer Marine • Part #: 32-77 • UPC: 740507003707 • Category: Coats, Jackets & Vests

Frequently Asked Questions

What track size is compatible with this lead block?

This lead block is designed for compatibility with a track size of 1 inch x 1/8 inch (25 mm x 3 mm).

What are the maximum boat specifications this block supports?

It is suitable for boats with a length overall (LOA) up to 29 feet, a maximum displacement of 5000 lbs, and a sail area capacity of 315 sq. ft (8m2, 2270 kg).

What type of bearings does the sheave use?

The anodized aluminum sheave operates on low-friction Nomex/Teflon bearings, designed for strength and efficiency.

What is the maximum line diameter this block can accommodate?

The block can accommodate a maximum line size of 2 x 1/2 inch (13 mm).

32-77 - Schaefer Marine Schaefer 32-77 Twin Sheet Lead Block - Black 25x3MM

Confirm you're human, then submit:

Reviews for Schaefer Marine 32-77

$290.83