Harken 40 mm Loop Carbo T2™ Soft-Attach Air® 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 T2 Loop’s on/off loop system slides through the block head and over the anchor post for a secure connection. A SK75 Dyneema® loop is included. Replacement loops available.


  • Breaking load (kg) 544
  • Includes 2154 loop
  • Length (mm) 57
  • Maximum line Ø (mm) 10
  • Maximum working load (kg) 220
  • Sheave Ø (mm) 40
  • Weight (g) 26

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