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HARKEN140 Pivoting Big Bullet Exit Block with 150 Cam-Matic

Model # 377275 | Mfg # 140UPC # 97653003458

This item is no longer available.

Product Overview

A Low-friction big bullet block leads control lines aft. It is compact & lightweight, with fast trim & release under high or low loads. Free-rolling Delrin® ball bearings, sheave & sideplates UV-stabilized with carbon-black additive for maximum protection.

The 140 is designed for under-boom mainsheets or for spar-mounted halyards & control lines & pivots for a fair lead.

Used for:

  • Outhauls
  • Vangs
  • Barberhaulers
  • Cunninghams
  • Traveler controls
  • Furling line leads
  • Flag halyards


  • Sheave Diameter: 1 1/2 in.
  • Length: 3 1/8 in.
  • Weight: 8 oz.
  • Max Line Diameter: 3/8 in.
  • Safe Working Load: 300 lbs.
  • Breaking Strength: 2000 lbs.


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