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Sheaves Bases

Big Boat Car Controls and Parts
Harken Big Boat Car Controls And Parts 25 Replacement Torlon Balls, Fits Cars . For use on offshore boats from 32 65 . Torlon bearings and pivoting shackles for non-vertical loads. See control line options below.
Brand: Harken
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LOUPS Ready Made Rigging Attachments
Harken Loups Ready Made Rigging Attachments 12mm Short Loup, 9010lb. Vertical Mwl, 7200lb. Choker 18,020lb. Basket . LOUPS are ready-made soft attachments that replace heavy stainless steel shackles on racing and cruising boats. Weight savings on large offshore boats can be as much as 200lb....
Brand: Harken
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5 & 7 Series Snap Shackle Adapters
Schaefer 5 & 7 Series Snap Shackle Adapters Adapter, 2 21/32"l X 9/32"w, 2.5oz. . Universal adapter for custom mounting all Series 5 and 7 blocks. Quick release Stainless steel
Brand: Schaefer
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Stainless Steel Shackles
Harken Stainless Steel Shackles Twist Shackle, 6mm, 1/4" Pin Dia., 1650lb. Max. Working Load, 3300lb. Breaking . Optimize the performance of your Harken blocks with these strong, forged stainless-steel shackles.
Brand: Harken
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Large Snap Shackle
  • Large Snap Shackle
  • Sailboat Hardware > Blocks > Sheaves > Parts & Bases
  • $79.99 - 92.58 USD
Harken Large Snap Shackle . For blocks with 1/4" shackle pin. 3-3/8"L (excluding spring) 1,500lb. max. working load
Brand: Harken
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Snap Shackle
  • Snap Shackle
  • Sailboat Hardware > Blocks > Sheaves > Parts & Bases
  • $77.99 - 90.68 USD
Harken Snap Shackle . Attaches directly to the shackle post on 2-1/4", 3" and fiddle blocks. Includes a stand-up spring. Snap dimensions: 3/4" x 1" Bail dimensions: 7/16"
Brand: Harken
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Split Backstay Adjuster
C.sherman Johnson Split Backstay Adjuster Adjuster, 3/16" Max. Wire Dia., 4 Delrin Sheaves . This adjusting car replaces separate blocks and a connecting member. Tandem sheaves eliminate severe flexing of the backstay, providing a neat, thoroughly functional fitting. The 38 Series with Delrin...
Brand: C.sherman Johnson
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Over the Top Fairlead Blocks
Schaefer Over The Top Fairlead Blocks 2 3/8" Sheave Dia., 7/8" X 7/16" Base, 1200lb. Mwl, 11.6oz. . Designed for bringing control lines over the forward edge of cabin houses, coamings or rails. Ball bearing sheaves provide low friction support for lines that need to be bridged or lifted for a...
Brand: Schaefer
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Snap Shackle Adapter with Trunnion
Ronstan Snap Shackle Adapter With Trunnion . Snap shackle adapter with Trunnion converts your Ronstan blocks for new uses. Trunnion snap shackles can move in two planes (pivot and swivel) to maintain optimum articulation. Fits blocks with shackle pins up to 5mm (3/16") Investment cast stainless...
Brand: Ronstan
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Synchro Block Snap Shackles
Lewmar Synchro Block Snap Shackles Shackle, Fits Size 72mm, 22mm Opening Eye Id, Replaces 6mm Pin Dia., 2,420lb. Swl . Adjustable snap shackles fit all Synchro blocks in the 60mm, 72mm, and 90mm ranges. Replaces the standard shackle fitted to all blocks Will also fit all Lewmar Ocean blocks and...
Brand: Lewmar
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Snap Shackle Head Adapter
Ronstan Snap Shackle Head Adapter . Convert your existing Series 38, 40, 45 and 50 single swivel blocks for new uses. Snap shackle head adapter, stand-up base adapter and spring-loaded 1" track slide with head adapter fit most competitors like products.
Brand: Ronstan
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Stand Up Base
  • Stand Up Base
  • Sailboat Hardware > Blocks > Sheaves > Parts & Bases
  • $31.52 - 34.81 USD
Ronstan Stand Up Base . Stand-up base fits the head post of Series 50 blocks for added versatility. Diamond shape base measures 2" x 3" Pin diameter: 3/16" MWL: 1100lb. Use 3/16" fasteners
Brand: Ronstan
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Delrin Balls
  • Delrin Balls
  • Sailboat Hardware > Blocks > Sheaves > Parts & Bases
  • $22.00 - 23.18 USD
Lewmar Delrin Balls . Size 0 Delrin Balls (per 100), 4.6mm diameter, for 60LL+80HL+105+130 Blocks/Footblocks
Brand: Lewmar
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Pulpit Anchor
  • Pulpit Anchor
  • Sailboat Hardware > Blocks > Sheaves > Parts & Bases
  • $11.99 USD
C.sherman Johnson Pulpit Anchor . Anchor any lifeline fitting. Fits 1"dia. rails and stanchions.
Brand: C.sherman Johnson
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Self Contained 16mm Sheave
Harken Self Contained 16mm Sheave . UV-stabilized Delrin sheave Stainless-steel ball bearings 16mm Sheave dia.: 5/8" Width: 5/16" Weight: 1/8oz. Max. line dia.: 3/16" Hole dia.: 3/16" Max. working load: 250lb.
Brand: Harken
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Stand Up Spring for 40mm Smart Ratchet Block
Ronstan Stand Up Spring For 40mm Smart Ratchet Block . Adjust the ratchet to optimize your performance! 40mm Smart-ratchet blocks are ideal for spinnaker, mainsheet and jibsheet applications on dinghies and off-the-beach catamarans, or for control lines on larger boats. The unique adjustment...
Brand: Ronstan
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Split Ring
  • Split Ring
  • Sailboat Hardware > Blocks > Sheaves > Parts & Bases
  • $0.69 - 0.81 USD
Ronstan Split Ring . Suits Clevis Pin RF260-RF274
Brand: Ronstan
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Replacement Ball Bearing
Harken Replacement Ball Bearing . 3/16" diameter One per package
Brand: Harken
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