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Sailing - Blocks

High-performance sailing blocks designed for smooth and efficient line handling. Choose from various sizes and configurations to optimize your rigging system.

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  • Harken 29mm Carbo T2 Block [2146]
    Harken
    Harken 29mm Carbo T2 Block [2146]
    29mm Carbo T2 BlockThe high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small, lightweight blocks are called. The T2 can be tied, spliced, or...
    $29.95
    $33.30
    $29.95
  • Harken 60mm Single Element Block Mastbase w/Swivel [6220]
    Harken
    Harken 60mm Single Element Block Mastbase w/Swivel [6220]
    60mm Single Element Block Mastbase with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal required to protect the sheave with a proven journal bearing....
    $62.90
    $0.00
    $62.90
  • Harken 29mm Carbo Air Block [348]
    Harken
    Harken 29mm Carbo Air Block [348]
    29mm Carbo Air BlockLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.Specifications: Sheave: 29mm / 1-1/8in Length: 49mm / 1-15/16in Weight: 23g...
    $17.95
    $19.90
    $17.95
  • Harken 29mm Carbo Air Block w/Swivel [340]
    Harken
    Harken 29mm Carbo Air Block w/Swivel [340]
    29mm Carbo Air Block with SwivelLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.Specifications: Sheave: 29mm / 1-1/8in Length: 66mm / 2-5/8in...
    $29.95
    $33.60
    $29.95
  • Harken 40mm Carbo Air Fiddle Block w/Swivel [2655]
    Harken
    Harken 40mm Carbo Air Fiddle Block w/Swivel [2655]
    40mm Carbo Air Fiddle Block with SwivelLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken® Black Magic® line, these small, compact blocks have very high working loads for safe, easy trimming. The 40 mm fiddle is an excellent choice...
    $52.95
    $59.75
    $52.95
  • Ronstan Series 25 Ball Bearing Orbit Block - Lashing [RF28109]
    Ronstan
    Ronstan Series 25 Ball Bearing Orbit Block - Lashing [RF28109]
    Series 25 Ball Bearing Orbit Block™ - LashingSingle sheave ball bearing block with becket and lashing head.The Series 25 Ball Bearing Orbit Blocks™ deliver superior strength, reduced weight, and exceptional performance for high-demand dinghy and small boat applications.Designed with competitive sailors and performance boats...
    $16.02
    $18.85
    $16.02
  • Ronstan Series 20 ball Bearing Block - Triple - 2-Axis Shackle head [RF20302]
    Ronstan
    Ronstan Series 20 ball Bearing Block - Triple - 2-Axis Shackle head [RF20302]
    Series 20 Ball Bearing Block - Triple - 2-Axis Shackle HeadFeatures: Low friction High static and dynamic load capacity Lightweight Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction Two-Way head can be fixed at...
    $44.86
    $44.86
  • SeaSure Clip f/1" Stanchion [25.05CRD]
    SeaSure
    SeaSure Clip f/1" Stanchion [25.05CRD]
    Clip for 1" StanchionThis stainless steel clip is for a 1 in. stanchion.Specifications:Weight: 0.019kg
    $11.99
    $15.56
    $11.99
  • Ronstan Series 25 Ball Bearing HHL Lashing Orbit Block [RF28109HL]
    Ronstan
    Ronstan Series 25 Ball Bearing HHL Lashing Orbit Block [RF28109HL]
    Series 25 Ball Bearing HHL Lashing Orbit Block™Single sheave ball bearing high load block with becket hub option and lashing head.The Series 25 Ball Bearing Orbit Blocks™ deliver superior strength, reduced weight, and exceptional performance for high-demand dinghy and small boat applications.Designed with competitive...
    $89.16
    $104.90
    $89.16
  • Ronstan Series 25 Ball Bearing Orbit Block - Becket Swivel Shackle [RF28100]
    Ronstan
    Ronstan Series 25 Ball Bearing Orbit Block - Becket Swivel Shackle [RF28100]
    Series 25 Ball Bearing Orbit Block™ - Becket & Swivel ShackleSingle sheave ball bearing block with becket hub and swivel shackle head. Series 25 Ball Bearing Orbit Blocks™, delivering superior strength, reduced weight, and exceptional performance for high-demand dinghy and small boat applications.Designed with competitive...
    $23.38
    $27.51
    $23.38
  • Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head [RF15202]
    Ronstan
    Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head [RF15202]
    Series 15 Ball Bearing Utility Block - Double, Loop HeadFeatures: Smallest and lightest ball bearing block available Precision molded acetal sheave running on stainless steel ball bearings provide high performance & low friction Single loop head blocks include an O-ring to separate running line...
    $25.74
    $25.74
  • Schaefer Single Stainless Steel Block - 60mm Sheave [705-05]
    Schaefer Marine
    Schaefer Single Stainless Steel Block - 60mm Sheave [705-05]
    Single Stainless Steel Block - 60mm SheaveDelrin™ sheave ensures low-friction and high safe working load. Swivel head may be locked in place to eliminate line twist. Specifications: Sheave Dia. 2 3/8" (60mm) Thickness 1 3/32" (28mm) Width 2 1/2" (64mm) Length 5 1/32" (128mm) SWL...
    $140.99
    $140.99
  • Schaefer Series 5 Flat Base Cheek Block - Stainless Steel Cheeks [505-11]
    Schaefer Marine
    Schaefer Series 5 Flat Base Cheek Block - Stainless Steel Cheeks [505-11]
    Series 5 Flat Base Cheek Block - Stainless Steel CheeksSeries 5 Cheek Block with Stainless Steel cheek. Delrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area. Specifications: Sheave Diameter 2" (51 mm) Max. Line...
    $99.99
    $115.05
    $99.99
  • Schaefer Single Aluminum Block - 60mm Sheave [704-05]
    Schaefer Marine
    Schaefer Single Aluminum Block - 60mm Sheave [704-05]
    Single Aluminum Block - 60mm SheaveDelrin™ sheave ensures smooth operation and a high safe working load. Swivel head may be locked in place to eliminate twisting. Specifications: Sheave Diameter 2 3/8" (60mm) Thickness 1 3/32" (28mm) Width 2 1/2" (64mm) Length 5 1/32" (128mm) SWL...
    $111.99
    $111.99
  • Schaefer Clear Step Lead Block f/1" Stanchions [506-44]Schaefer Clear Step Lead Block f/1" Stanchions [506-44]
    Schaefer Marine
    Schaefer Clear Step Lead Block f/1" Stanchions [506-44]
    Clear Step Lead Block for 1" StanchionsUnique design leads your furling control line outside of your stanchions for a clean lead aft to the cockpit. Stainless cheeks with Delrin(tm) ball bearing sheave ensure low-friction and high strength. Locks in place with a small set...
    $82.99
    $95.35
    $82.99
  • Schaefer Clamp-On Furling Line Stanchion Lead Block - 1" Ball Bearing [300-34]Schaefer Clamp-On Furling Line Stanchion Lead Block - 1" Ball Bearing [300-34]
    Schaefer Marine
    Schaefer Clamp-On Furling Line Stanchion Lead Block - 1" Ball Bearing [300-34]
    Clamp-On Furling Line Stanchion Lead Block - 1" Ball BearingDelrin™ ball bearing sheave allows for quick and easy furling line adjustment. Stainless steel cage and strap ensure durability. Specifications: Stanchions 1" (25mm) in diameter 1-7/16" (37mm) Sheave Diameter Maximum 1/2" (12mm) line size Safe Working...
    $72.99
    $72.99
  • Harken 29mm Single Bullet Block [082]
    Harken
    Harken 29mm Single Bullet Block [082]
    29mm Single Bullet BlockLow-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Features: Sheave: 29mm (1-1/8") Maximum Line:...
    $19.95
    $23.05
    $19.95
  • Harken 40mm Carbo Single Fixed Block [2650]
    Harken
    Harken 40mm Carbo Single Fixed Block [2650]
    40mm Carbo Single Fixed BlockLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. Features: Sheave Ø (mm): 40 mm Sheave Ø (in): 1-9/16...
    $31.95
    $35.75
    $31.95
  • Harken 22mm Micro Block [224]
    Harken
    Harken 22mm Micro Block [224]
    22mm Micro BlockLow-friction Micro blocks are compact and lightweight. Specifications: Sheave: 22mm / 7/8in Length: 38mm / 1-1/2in Weight: 14g / 0.5oz Maximum line: 6mm / 1/4in Maximum working load: 91kg / 200lb Breaking load: 544kg / 1200lb
    $14.95
    $16.90
    $14.95
  • Harken 45mm Single Element Block w/Swivel [6230]
    Harken
    Harken 45mm Single Element Block w/Swivel [6230]
    45mm Single Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal required to protect the sheave with a proven journal bearing. So...
    $48.05
    $0.00
    $48.05

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