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Harken Block - Fixed Mast Base Leads 57mm - Mast Base

SKU: HAR1988  |  Manuf. Code: 1988
List Price:  $274.65 USD
$241.95 USD
12% off List Price. You save $33.
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  • 16–30 days: Returns accepted with a 20% restocking fee
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DESCRIPTION

The Harken Block - Fixed Mast Base Leads 57mm - Mast Base #1988 is a fantastic addition for any sailor looking to maximize efficiency at the mastbase. It's designed to be compact and lightweight, making it easy to group together with other blocks without taking up too much space. You'll appreciate the precision and reliability this harken block offers.

Benefits

  • Low-profile design for minimal space usage
  • Lightweight construction for easy handling
  • Ideal for grouping multiple blocks at the mastbase

Constructed with durability in mind, this block features a 57mm sheave, perfect for managing halyards and control lines efficiently. It's compatible with a variety of sailing setups, ensuring versatility across different mast configurations.

Our Part # HAR1988 | Mfr. Part # 1988

FEATURES

  • Fixed mast base block with 57mm sheave.
  • Directs lines from the mast.
  • Corrosion-resistant materials.
  • Ensures reliable line guidance.

TECHNICAL INFORMATION
DescriptionImperialMetric
BlockMastbase
Max line Ø3/8 in10.0 mm
Maximum working load2500.0 lb1136.0 kg
Breaking load5000.0 lb2272.0 kg
Number of Fasteners3

KNOWLEDGE BASE

Harken Mainsail Reefing & Lazy Jack Selection GuideThe Harken blocks most commonly used for a dual-line mainsail reefing system, and the lazy-jack kit, by boat length.View Selection Guide →
Harken Mastbase & Cabintop Block Selection GuideHarken part numbers for leading halyards aft from the mast (1, 3 or 6 halyards and over-the-top layouts) on small.View Selection Guide →
Harken Mast Base and Over-the-Top Blocks — InstructionsSpecs, installation and maintenance for the Harken Mast Base and Over-the-Top Blocks, by Harken part number.View Manual →