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Sheaves, Parts & Bases Base Block

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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Block Accessories
  • Block Accessories
  • Sailboat Hardware > Blocks > Sheaves > Parts & Bases
  • $0.60 - 89.67 USD
Harken Block Accessories 1" Stand Up Spring, Fits Bullet Blocks . Ball-and-socket bases allow blocks to articulate so they lead fairly from any direction to any direction. Stanchion base mounts to any 7/8" or 1"dia. stanchion Small and Medium use #10 FHMS; Midrange uses 1/4" FHMS
Brand: Harken
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Mid Range Cars, Parts and Accessories
Harken Mid Range Cars, Parts And Accessories Replqacement Torlon Balls (25) . Midrange traveler end controls allow installation of traveler purchase from 2:1 to 4:1, fastening directly to the track without extra holes in the deck. End control sheaves are free-running 40mm Carbo Blocks, so your...
Brand: Harken
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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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Schaefer Replacement Sheaves
Schaefer Replacement Sheaves Delrin Sheave, 5/16" Max. Line Dia., 1/16" Od, Id, 7/16" Width . Schaefer sheaves are designed to be compatible with Schaefer products, and are not intended for use in other manufacturer's blocks. For masthead use only. Delrin sheaves are injection molded with UV...
Brand: Schaefer
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Hi Load Ball/Socket Stand up Base for 3/16" Pin
Harken Hi Load Ball/socket Stand Up Base For 3/16" Pin . Hi-Load Ball/Socket Stand-up Base Height (in): 1-3/4 Weight (oz): 4 Base dia. (in): 2-1/8 Inside socket dia. (in): 3/8 SWL (lb): 800 Breaking strength (lb): 2500
Brand: Harken
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Large Ball and Socket Stand Up Base
Harken Large Ball And Socket Stand Up Base . Large ball/socket* to use with Fiddle/3.00" cruiser/ratchets. 2" High 4oz. 2-1/8" Base diameter 7/16" Inside socket diameter 1/4" Pin size 400lb. Maximum working load 1300lb. Breaking load *#10 (5 mm) FH fasteners
Brand: Harken
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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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Replacement Sheaves
Ronstan Replacement Sheaves Sheave, 2" Dia., 5/16" Bore, 5/8" Width, Aluminum, Oilite Bearing . All are for rope except RF1118, which is also for wire.
Brand: Ronstan
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Series 40 Orbit Block Accessories
Ronstan Series 40 Orbit Block Accessories Swivel Shackle Base . Accessories to Ronstan Series 40 Orbit blocks.
Brand: Ronstan
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Ball & Socket Swivel Base
Ronstan Ball & Socket Swivel Base And . Accepts all Series 38 and 45 swivel top blocks. Holds blocks upright without capsizing. Stainless steel Weighs 2.3 oz
Brand: Ronstan
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Stanchion Mount Base
Harken Stanchion Mount Base . Ball-and-socket bases allow blocks to articulate so they lead fairly from any direction to any direction. Stanchion base mounts to any 7/8" or 1"dia. stanchion Small and Medium use #10 FHMS; Midrange uses 1/4" FHMS
Brand: Harken
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Acetal Ball Bearing Sheave
Ronstan Acetal Ball Bearing Sheave . Precision moulded Acetal sheaves running on Acetal or Torlon ball bearings provide high performance & low friction.
Brand: Ronstan
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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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Cheek Block Curved Base Adapter, Series 40
Ronstan Cheek Block Curved Base Adapter, Series 40 . Cheek blocks can be mounted on masts and booms with this curved surface adapter. Fits Series 40 cheek blocks
Brand: Ronstan
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Sheave Assembly, 1 1/8"
Ronstan Sheave Assembly, 1 1/8" . RF1020 Rope Pulley Acetal Ball Bearing Max. Cable Size Rope-1/4 In. Sheave Outside Dia. Sheave Inside Dia. Sheave Width 7/16 In. Fasteners Field Install Acetal Sheave Material Resists Corrosion Mounting Hole Dia.
Brand: Ronstan
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Self Contained Micro Sheave
Harken Self Contained Micro Sheave . Self-contained sheaves are designed for sailors to use in custom applications. The Micro sheaves are Delrin with Delrin ball bearings. They are scored for rope. Sheave Size: 22mm (7/8") Width: 10mm (13/32") Center Pin Diameter: 3/16" Line: 1/4" Maximum...
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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