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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 40mm Double Sheave Fishing Block [2184]
    Harken
    Harken 40mm Double Sheave Fishing Block [2184]
    40mm Double Sheave Fishing BlockLow-friction Carbo Air blocks are lightweight, strong, and reliable. These compact blocks have very high working loads and smooth operation to simplify the positioning and retrieval of teaser lines. Specifications: Sheave Ø (mm): 40 mm Sheave Ø (in): 1-9/16 in...
    $59.95
    $67.65
    $59.95
  • 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...
    $28.95
    $32.65
    $28.95
  • Harken 80mm Single Element Block Mastbase w/Swivel [6221]
    Harken
    Harken 80mm Single Element Block Mastbase w/Swivel [6221]
    80mm 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....
    $107.90
    $107.90
  • Harken 29mm Single Bullet Block w/Becket [083]
    Harken
    Harken 29mm Single Bullet Block w/Becket [083]
    29mm Single Bullet Block with BecketLow-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")...
    $23.95
    $27.05
    $23.95
  • 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...
    $30.95
    $35.05
    $30.95
  • 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
    $22.60
    $19.95
  • Harken 40mm Carbo Air Triple Swivel Block [2640]
    Harken
    Harken 40mm Carbo Air Triple Swivel Block [2640]
    40mm Carbo Air Triple Swivel 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 Ø (mm)40 mm Sheave Ø (in)1 9/16...
    $140.95
    $160.00
    $140.95
  • Harken 57mm Carbo Air Block w/Swivel [2600]
    Harken
    Harken 57mm Carbo Air Block w/Swivel [2600]
    57mm 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: 57mm / 2-1/4in Length: 110mm / 4-5/16in...
    $54.95
    $62.20
    $54.95
  • Harken 16mm Block [404]
    Harken
    Harken 16mm Block [404]
    16mm BlockThe 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race and has a 250 lb (113 kg) maximum working load. The...
    $17.95
    $19.85
    $17.95
  • Harken 16mm Double Block [406]
    Harken
    Harken 16mm Double Block [406]
    16mm Double BlockThe 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race.Specifications: Sheave: 16mm / 5/8in. Length: 43mm / 1-11/16in. Weight: 27g...
    $36.95
    $41.30
    $36.95
  • Harken 22mm Triple Micro Block [228]
    Harken
    Harken 22mm Triple Micro Block [228]
    22mm Triple Micro BlockLow-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.Specifications: Sheave: 22mm / 7/8in. Length: 51mm / 2in. Weight: 57g / 2oz. Maximum line: 6mm / 1/4in....
    $52.95
    $59.90
    $52.95
  • 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...
    $47.10
    $47.10
  • 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
    $16.55
    $14.95
  • Harken 22mm Micro Block w/Swivel [292]
    Harken
    Harken 22mm Micro Block w/Swivel [292]
    22mm Micro Block with SwivelLow-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.Specifications: Sheave: 22mm / 7/8in. Length: 60mm / 2-3/8in. Weight: 28g / 1oz. Shackle pin: 4mm /...
    $28.95
    $33.25
    $28.95
  • Harken 40mm Carbo Air Fiddle Block w/Swivel Becket [2656]
    Harken
    Harken 40mm Carbo Air Fiddle Block w/Swivel Becket [2656]
    40mm Carbo Air Fiddle Block with Swivel & BecketLow-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...
    $57.95
    $65.60
    $57.95
  • 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
  • Ronstan Series 30 Utility Block - Cheek, Curved Base [RF285]
    Ronstan
    Ronstan Series 30 Utility Block - Cheek, Curved Base [RF285]
    Series 30 Utility Block- Cheek, Curved BaseFeatures: Lightweight durable construction Economical Maintenance free Product Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.Applications: Vang, cunningham and trapeze retriever systems on dinghies Leech line tackles, bunk adjusters etc on...
    $25.07
    $30.38
    $25.07
  • Ronstan Series 15 Ball Bearing Utility Block - Exit Block [RF15711]
    Ronstan
    Ronstan Series 15 Ball Bearing Utility Block - Exit Block [RF15711]
    Series 15 Ball Bearing Utility Block - Exit BlockFeatures: 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 from...
    $31.11
    $37.70
    $31.11
  • Ronstan Series 20 Ball Bearing Block - Single [RF20100]
    Ronstan
    Ronstan Series 20 Ball Bearing Block - Single [RF20100]
    Series 20 Ball Bearing Block - SingleFeatures: 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 Applications: Dinghy control lines Dinghy Vangs Cunninghams Traveller controls Materials:...
    $20.98
    $25.42
    $20.98
  • Ronstan Series 30 Block - Single - Loop Top [RF280]
    Ronstan
    Ronstan Series 30 Block - Single - Loop Top [RF280]
    Series 30 Block - Single - Loop TopFeatures: Maintenance free Economical Lightweight durable construction Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance Hollow rivets in the block heads can be fitted with shackles, which can also be...
    $11.99
    $13.60
    $11.99

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