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Harken 40mm T2 Carbo Double Block (Replaces HARC9898)

4.4 (1) Write Review
Free shipping on orders over $29.99

$71.95

$ 28 .99 $28.99

In Stock
  • Loop Soft-Attach Double Block The high-strength composite T2 is the first block with no metal shackles or rivets. It is used for traveler controls mainsheets and vangs cascades bridles and other systems where small lightweight blocks are called for.
  • The composite sheave spins on ball bearings with curved bearing races for low-friction rolling. Composite sideplates are fiber-reinforced high-strength nylon resin. Ball bearings sheave and sideplates are UV-stabilized for maximum lifespan.
  • The high-strength composite T2 is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small, lightweight blocks
  • A SK75 Dyneema loop is included. Replacement loops available. Specifications: Sheave Ø (mm)40 mm Sheave Ø (in)1 9/16 in Length (mm)57 mm Length (in)2 1/4 in Weight (g)48 g Weight (oz)1.7 oz Maximum line Ø (mm)10 mm Maximum line Ø (in)3/8 in Maximum working load (kg)317 kg Maximum working load (lb)700 lb Breaking load (kg)952 kg Breaking load (lb)2100 lb
  • The T2 can be tied, spliced, or lashed to almost anything. A length of Spectra line is included.


Harken offers patented, high-strength, soft-attach blocks in 29 to 57 mm sizes. Composite sheaves spin freely on Delrin ball bearings with curved bearing races. They have no metal shackles or rivets, making them extremely lightweight.


Fred Hoefer
Reviewed in the United States on September 11, 2023
This worked great for leading my main halyard and reefing lines back to the cockpit on my sailboat
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