Best Double Sheave Block

Petzl P03A Mobile Versatile Ultra-Compact Pulley

  • Designed for hauling systems and deviations.
  • Sheave mounted on self-lubricating bushings for good efficiency.
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CAMP Andry Mobile Pulley

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HARKEN Element Block | Premium Sailing and Sailboat Equipment

  • Element blocks introduce sideplates that combine forged aluminum and compound curves for strength.
  • Simultaneously contemporary and very robust.
  • Design pairs the minimum amount of metal required to protect the sheave with a proven journal bearing.
  • Size for size, Element is priced significantly lower, than our previously least expensive blocks.
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HARKEN 2136 57mm Sheave boat hardware

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Racelite RL 382-BL Halyard Shackle

  • Ball bearings, sheave, and sideplates are UV-stabilized with carbon-black for maximum protection..
  • Stainless steel straps reinforce blocks and resist corrosion.
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Pulley Diam 120 Axle 19 mm.

  • Sheave measures 1-3⁄4" OD by 1⁄2" rim thickness by 3/8" center pin diameter.
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Lewmar 29901341BK 30Mm Sc Block Strap Bk

  • Sheave measures 2" OD by 5⁄8" rim thickness by 3⁄8" center pin diameter.
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H2o Kayaks Anchor Trolley Kit (Well Nut)

  • 4–pad eyes with 8 stainless steel screws and nuts and 8 rivets..
  • 1–3" Anchor Cleats with 2 stainless steel Screws and 2 stainless steel nuts..
  • 2–stainless steel Anchor Pulleys with nylon sheave..
  • 30 Feet (9 metres)–Braid 6 mm Trolley Line Instruction are included..
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YakGear Deluxe Anchor Trolley Kit

  • 4–pad eyes with 8 stainless steel screws and nuts and 8 rivets..
  • 1–3" Anchor Cleats with 2 stainless steel Screws and 2 stainless steel nuts..
  • 2–stainless steel Anchor Pulleys with nylon sheave..
  • 30 Feet (9 metres)–Braid 6 mm Trolley Line Instruction are included..
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Folbe Open Block Crab Pot Pulley with Swivel - F005

  • Features a nylon sheave with an Oilite bushing..
  • Made from rugged marine-grade materials for years of reliable use..
  • Load Limit: 700 lbs dead weight - Maximum Line Speed: 125 lbs - 125 ft/min.
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