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29mm Carbo Clew Block Assembly from HARKEN
29mm Carbo Clew Block Assembly from HARKEN
From the folks who invented ball bearing blocks, this line of blocks boasts an excellent strength-to-weight ratio. 29mm doubles and triples feature a U-lock to hold the swivel in the front or side position, or allow it to spin freely. Use the 40mm blocks for jib and mainsheet systems on high-performance dinghies, and for high-load control lines on small keelboats. The 57mm blocks have an enormous working range that makes them ideal for main and jib sheets, spinnaker halyards and control lines.
Delrin Sheave, 1/2" Max. Line Dia., 1-7/16" OD, 3/8" ID, 5/8" Width from SCHAEFER
Delrin Sheave, 1/2" Max. Line Dia., 1-7/16" OD, 3/8" ID, 5/8" Width from SCHAEFER
Schaefer sheaves are designed to be compatible with Schaefer products, and are not intended for use in other manufacturer's blocks. Delrin sheaves are injection molded with UV inhibitors and monitored molding cycles for a stronger product.
300 Series Fairlead Block, Fixed Style, 2-7/32" x 3/4" from SCHAEFER
300 Series Fairlead Block, Fixed Style, 2-7/32" x 3/4" from SCHAEFER
Same as the Schaefer 200 Series fairlead blocks, but with twice the working load. Use #10 fasteners. Configuration: Lead block. Sheave: UV-stabilized white Delrin®. Ball Bearings: Delrin. Sheave Size: 1-7/16" (37mm). Line Diameter: 7/16". Cheek Material/Finish: Polished stainless.
Series 40 Ratchet Block, Single/Cleat, 385lb. SWL, 3.4oz. from RONSTAN
Series 40 Ratchet Block, Single/Cleat, 385lb. SWL, 3.4oz. from RONSTAN
Practical Sailor's Ratchet Block Click-Off rated Ronstan's Orbit block "Overall, the most impressive with its grip, versatility, and lightweight design. " The newest addition to Ronstan’s Orbit range of super lightweight, fiber-reinforced blocks. Ideal for sheet applications on dinghies up to 16' and control line applications for small keel boats. There are two styles of Series 40 ratchet blocks. Many of the top Grand Prix Laser sailors are switching to Orbit blocks.
Series 60 Orbit Block, Single Light-Load, 2-3/8" Sheave Size, 1,710lb. SWL, 4.7oz. from RONSTAN
Series 60 Orbit Block, Single Light-Load, 2-3/8" Sheave Size, 1,710lb. SWL, 4.7oz. from RONSTAN
These exceptionally strong blocks feature the performance Orbit sheave with captive Acetal ball bearings for side thrust loads, eliminating the need for side retainer plates. The 75mm webbing block (RF79107) can be used where swivel head and shackle attachment is not required to achieve further weight savings. Sheave Size: 2-3/8" (60mm) or 3" (75mm). Line Diameter: Series 60: 1/2" (12mm), Series 75: 9/16" (14mm). Cheek Material/Finish: Anodized aluminum.
Gate Brace from SCHAEFER
Gate Brace from SCHAEFER
Heavy-duty 1" stainless stanchion tubes have integral top caps and accept coated lifeline wire up to 5/16" oval dia. Rugged stainless base is canted 5° inboard to match most deck cambers. 5/16" welded rod reinforcement doubles as a bail for snatch blocks, etc. The gate brace mounts midway up the stanchion and has a welded base canted 60° for extra support at gate openings.
1/4" Dia. Stamped Halyard Shackle, 1,000SWL from SCHAEFER
1/4" Dia. Stamped Halyard Shackle, 1,000SWL from SCHAEFER
Stamped Halyard Shackles haveflared heads with cross pin retainer for attachment to rope. Captive design prevents accidental opening Quick release pin #93-42 - 1/4" Shackle Pin dia. , 1/2" Inside Width, 1,000 SWL #93-45 - 5/16" Shackle Pin dia.
SmartPilot X-5 Wheel Pilot from RAYMARINE INC.
SmartPilot X-5 Wheel Pilot from RAYMARINE INC.
The innovative SmartPilot X-5 Wheel autopilot is equipped with the fully enclosed MkII wheel-drive for simple installation and below deck autopilot performance. The control unit and patented fluxgate compass are mounted separately for easy access and optimum performance. Select the corepack (without a control head, but including the course computer, fluxgate compass and drive unit) if you already have a control head and only need the rest of the autopilot system.
Snap Furl CF-700 Furling System from SCHAEFER
Snap Furl CF-700 Furling System from SCHAEFER
" Small boat furler comparison, Practical SailorSnapFurl systems come in two sizes to accommodate boats 16' to 24' and boats 24' to 28' and represents the latest in quality Schaefer design and engineering. The efficient Round Geon™ PVC foil snaps quickly and easily around your boat’s existing headstay without the need for special tools or modifications to the rig. System SnapFurl CF-500 for Boats 16’ to 24’ (4. Long fiber reinforced injection molded components make SnapFurl CF 500 unique.
Furler Kit for Boat Length to 16', 500lb. SWL, 1/8" Max. Wire dia., 1/4" Pin dia., 2-1/2" Pin-to-Pin, 5/32" Furling Line dia. from HARKEN
Furler Kit for Boat Length to 16', 500lb. SWL, 1/8" Max. Wire dia., 1/4" Pin dia., 2-1/2" Pin-to-Pin, 5/32" Furling Line dia. from HARKEN
Furl or set your jib from your cockpit Harken small boat furlers allow the sail to be set and furled from the cockpit, a critical convenience in many racing dinghies and trailerable sailboats. Constructed of Hardkote anodized Teflon-impregnated aluminum, they feature multiple stacked races of Delrin or Torlon ball bearings for smooth rotation under load. The jib’s luff wire must be properly seized to the sail, since it carries most of the headstay load. 434 furler for dinghies under 16ft. (4.
5/8" Stainless-Steel Sail Track Stop from SCHAEFER
5/8" Stainless-Steel Sail Track Stop from SCHAEFER
Stainless-steel end stops protect your sails.
Ratchet Orbit Block, Cheek, Counter-Clockwise, 550lb. SWL, 2.7oz. from RONSTAN
Ratchet Orbit Block, Cheek, Counter-Clockwise, 550lb. SWL, 2.7oz. from RONSTAN
Practical Sailor's Ratchet Block Click-Off rated Ronstan's Orbit block "Overall, the most impressive with its grip, versatility, and lightweight design. It can be set at a 0 or 90 degree orientation, provides stress-free articulation without allowing the block to over-rotate, and is locked in place with a security clip that doesn’t require tools to fit. The Dyneema link is also more compatible with carbon, Dyneema and webbing connection points than steel loop tops or shackles.
ARS-5 Advanced Regulator from BALMAR
ARS-5 Advanced Regulator from BALMAR
Simply select one of five preset program choices based on battery type, and the belt size setting that matches your alternator’s drive belt width and alternator output rating. Battery settings include standard and deep-cycle flooded, gel, AGM, and Optima programs. When used with MC-TS-A and MC-TS-B alternator and battery temperature sensors, the ARS-5 ensures even greater charging performance, as well as critical protection for your alternator and batteries. Controls a single alternator only.
60mm Racing Fiddle Block with Becket & Cleat, 882lb. SWL, 12.4oz. from LEWMAR
60mm Racing Fiddle Block with Becket & Cleat, 882lb. SWL, 12.4oz. from LEWMAR
For chafe-free, low-friction tackles. Sheave: Anodized aluminum alloy . Ball Bearings: Delrin® . Sheave Size: 2-3/8" (60mm) & 1-5/8" (40mm) . Line Dia. : 3/8" max. . Cheek Material/Finish: Anodized aluminum alloy . Shackle/Strap Type: Swivel with three-way locking, drilled-out head . Cleat: Model with cleat: adjustable arm, aluminum cam cleat .
57mm Black Magic AirBlock, High-Load Strap Head with Becket, 2,500lb. SWL, 3.6oz. from HARKEN
57mm Black Magic AirBlock, High-Load Strap Head with Becket, 2,500lb. SWL, 3.6oz. from HARKEN
Strong, lightweight aluminum blocks for offshore boats Used for sheets, halyards, running backstays and control lines on offshore boats, these strong, lightweight blocks are made of sculpted aluminum with Torlon rollers and carbon black balls for strength and UV protection. Cheek Material/Finish: 6160-T6 Hardkote anodized aluminum . Sheave Size: 57mm (2-1/4") . Construction: Three fasteners for quick disassembly. Plastic isolators separate dissimilar metals. Three-way head system.

5, from SCHAEFER, 5 Series Block, SWL from SCHAEFER, from HARKEN

Deck Plate, 3-3/8"dia. x 1-15/16"H, 2,250lb. SWL from SCHAEFER Home -> Sailboat -> Blocks->5 & 7 Series Deck Plates with Universal Adapter
Swivel base for deck mounting blocks.
Part No: 704-02
Deck Plate, 2-7/8"dia. x 1-1/2"H, 1,750lb. SWL from SCHAEFER Home -> Sailboat -> Blocks->5 & 7 Series Deck Plates with Universal Adapter
Swivel base for deck mounting blocks.
Part No: 504-02
5 Series Snap Shackle Adapter, 2-21/32"L x 1-9/32"W, 2.5oz. from SCHAEFER Home -> Sailboat -> Blocks->5 & 7 Series Snap Shackle Adapters
Universal adapter for custom mounting all Series 5 and 7 blocks. Quick release.
Part No: 504-01
7 Series Snap Shackle Adapter, 3-9/32"L x 1-5/8"W, 4.5oz. from SCHAEFER Home -> Sailboat -> Blocks->5 & 7 Series Snap Shackle Adapters
Universal adapter for custom mounting all Series 5 and 7 blocks. Quick release.
Part No: 704-01
5 Series Ball-Bearing Block, Cheek, Aluminum, 1,500lb. SWL, 7.5oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Ball-Bearing Blocks
Like the 5 Series blocks, but with Schaefer’s ball bearing sheave. Curved ball races allow Schaefer ball bearing blocks to take higher loads than other similarly sized blocks. Sheave: UV-protected white Delrin¨. Ball Bearings: Delrin. Sheave Size: 2" (51mm). Line Dia. : 7/16" max. . Cheek Material/Finish: Black anodized aluminum or polished stainless cheeks, stainless straps.
Part No: 506-11
5 Series Ball-Bearing Block, Single, Aluminum, 1,500lb. SWL, 5.0oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Ball-Bearing Blocks
Like the 5 Series blocks, but with Schaefer’s ball bearing sheave. Curved ball races allow Schaefer ball bearing blocks to take higher loads than other similarly sized blocks. Sheave: UV-protected white Delrin¨. Ball Bearings: Delrin. Sheave Size: 2" (51mm). Line Dia. : 7/16" max. . Cheek Material/Finish: Black anodized aluminum or polished stainless cheeks, stainless straps.
Part No: 506-05
5 Series Ball-Bearing Block, Upright Lead, Hinged, Stainless, 1,000lb. SWL, 7.0oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Ball-Bearing Blocks
Like the 5 Series blocks, but with Schaefer’s ball bearing sheave. Curved ball races allow Schaefer ball bearing blocks to take higher loads than other similarly sized blocks. Sheave: UV-protected white Delrin¨. Ball Bearings: Delrin. Sheave Size: 2" (51mm). Line Dia. : 7/16" max. . Cheek Material/Finish: Black anodized aluminum or polished stainless cheeks, stainless straps.
Part No: 506-32
5 Series Block, Double, Stainless Cheeks, 11.6oz. from SCHAEFER Home -> Sailboat -> Blocks -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 505-25
5 Series Block, Fiddle/Adjustable Cam/Becket, Stainless Cheeks, 18.0oz. from SCHAEFER Home -> Sailboat -> Blocks -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 505-76
5 Series Block, Fiddle, Aluminum Cheeks, 7.3oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-45
5 Series Block, Single with Becket, Stainless Cheeks, 8.3oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 505-15
5 Series Block, Fiddle/Adjustable Cam/Becket, Aluminum Cheeks, 13.6oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-76
5 Series Block, Fiddle, Stainless Cheeks, 11.3oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 505-45
5 Series Block, Double, Aluminum Cheeks, 8.3oz. from SCHAEFER Home -> Sailboat -> Blocks -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-25
5 Series Block, Cheek, Flat Base, Stainless, 6.9oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 505-11
5 Series Block, Single with Becket, Aluminum Cheeks, 5.7oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-15
5 Series Block, Stand-Up (Requires four #10 RHMS), Aluminum Cheeks, 6.5oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-62
5 Series Block, Single with Snap Shackle, Aluminum Cheeks, 5.4oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-09
5 Series Block, Single, Stainless Cheeks, 7.1oz. from SCHAEFER Home -> Sailboat -> Blocks -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 505-05
5 Series Block, Cheek, Flat Base, Aluminum, 5.9oz. from SCHAEFER Home -> Sailboat -> Blocks -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-11
5 Series Block, Double with Becket, Aluminum Cheeks, 9.1oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-35
5 Series Block, Single, Aluminum Cheeks, 5.0oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-05
5 Series Block, Fiddle with Becket, Aluminum Cheeks, 8oz. from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 504-55
Curved Cheek Block Pad (Tuflite pad for 504-11 cheek fits 2-1/2"–6"dia. spar sections) from SCHAEFER Home -> Sailboat -> Blocks->5 Series Universal Head Blocks
Used extensively for sheet blocks on small to mid-sized keelboats and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small to mid-sized boats. Universal three-way head. Black anodized aluminum or stainless cheeks. Stainless straps and posts. Sheave: UV-protected Delrin. Ball Bearings: Plain bearings . Sheave Size: 2" (51mm) . Line Dia. : 7/16" max. .
Part No: 55-60
57mm Black Magic AirBlock, High-Load Single Swivel, 2,500lb. SWL, 5.0oz. from HARKEN Home -> Sailboat -> Blocks->57mm Black Magic® AirBlocks®
Strong, lightweight aluminum blocks for offshore boats Used for sheets, halyards, running backstays and control lines on offshore boats, these strong, lightweight blocks are made of sculpted aluminum with Torlon rollers and carbon black balls for strength and UV protection. Cheek Material/Finish: 6160-T6 Hardkote anodized aluminum . Sheave Size: 57mm (2-1/4") . Construction: Three fasteners for quick disassembly. Plastic isolators separate dissimilar metals. Three-way head system.
Part No: 1958
57mm Sheave Diameter Block, Single/Swivel/Becket Style, 792lb. SWL from HARKEN Home -> Sailboat -> Blocks->57mm Carbo AirBlocks®
From the folks who invented ball bearing blocks, this line of blocks boasts an excellent strength-to-weight ratio. 29mm doubles and triples feature a U-lock to hold the swivel in the front or side position, or allow it to spin freely. Use the 40mm blocks for jib and mainsheet systems on high-performance dinghies, and for high-load control lines on small keelboats. The 57mm blocks have an enormous working range that makes them ideal for main and jib sheets, spinnaker halyards and control lines.
Part No: 2601
57mm Sheave Diameter Block, Triple/Swivel/Cam Style, 1,500lb. SWL from HARKEN Home -> Sailboat -> Blocks->57mm Carbo AirBlocks®
From the folks who invented ball bearing blocks, this line of blocks boasts an excellent strength-to-weight ratio. 29mm doubles and triples feature a U-lock to hold the swivel in the front or side position, or allow it to spin freely. Use the 40mm blocks for jib and mainsheet systems on high-performance dinghies, and for high-load control lines on small keelboats. The 57mm blocks have an enormous working range that makes them ideal for main and jib sheets, spinnaker halyards and control lines.
Part No: 2617
57mm Sheave Diameter Block, Fiddle Style, 792lb. SWL from HARKEN Home -> Sailboat -> Blocks->57mm Carbo AirBlocks®
From the folks who invented ball bearing blocks, this line of blocks boasts an excellent strength-to-weight ratio. 29mm doubles and triples feature a U-lock to hold the swivel in the front or side position, or allow it to spin freely. Use the 40mm blocks for jib and mainsheet systems on high-performance dinghies, and for high-load control lines on small keelboats. The 57mm blocks have an enormous working range that makes them ideal for main and jib sheets, spinnaker halyards and control lines.
Part No: 2621
57mm Sheave Diameter Block, Single/Swivel/Cam Style, 300lb. SWL from HARKEN Home -> Sailboat -> Blocks->57mm Carbo AirBlocks®
From the folks who invented ball bearing blocks, this line of blocks boasts an excellent strength-to-weight ratio. 29mm doubles and triples feature a U-lock to hold the swivel in the front or side position, or allow it to spin freely. Use the 40mm blocks for jib and mainsheet systems on high-performance dinghies, and for high-load control lines on small keelboats. The 57mm blocks have an enormous working range that makes them ideal for main and jib sheets, spinnaker halyards and control lines.
Part No: 2615
57mm Sheave Diameter Block, Triple/Swivel/Becket/Cam Style, 1,800lb. SWL from HARKEN Home -> Sailboat -> Blocks->57mm Carbo AirBlocks®
From the folks who invented ball bearing blocks, this line of blocks boasts an excellent strength-to-weight ratio. 29mm doubles and triples feature a U-lock to hold the swivel in the front or side position, or allow it to spin freely. Use the 40mm blocks for jib and mainsheet systems on high-performance dinghies, and for high-load control lines on small keelboats. The 57mm blocks have an enormous working range that makes them ideal for main and jib sheets, spinnaker halyards and control lines.
Part No: 2618
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