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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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  • Ronstan Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket Option [RF25109]
    Ronstan
    Ronstan Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket Option [RF25109]
    Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket OptionThe incredible Series 20 Orbit Block™ is capable of loads up to 250kg (550lb) while weighing a mere 9 grams. It's so light that it needs to be lashed down!Features: Integrated...
    $14.99
    $16.94
    $14.99
  • Ronstan Series 30 Ball Bearing Orbit Block - Single - Becket - Swivel Shackle Head [RF35100]
    Ronstan
    Ronstan Series 30 Ball Bearing Orbit Block - Single - Becket - Swivel Shackle Head [RF35100]
    Series 30 Ball Bearing Orbit Block™ - Single - Becket - Swivel Shackle HeadBall Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball...
    $21.83
    $26.95
    $21.83
  • Ronstan Series 40 Ratchet Orbit Block - Single - Auto - Swivel Shackle Head [RF46100]
    Ronstan
    Ronstan Series 40 Ratchet Orbit Block - Single - Auto - Swivel Shackle Head [RF46100]
    Series 40 Ratchet Orbit Block™ - Single - Auto - Swivel Shackle HeadAutomatic RatchetWith automatic models, the ratchet mechanism engages when load is applied, but switches off when it's released. This lets the sheet run out smoothly and freely-great for rapid easing of the...
    $67.15
    $84.95
    $67.15
  • Barton Stanchion Ratchet Block [60160]
    Barton Marine
    Barton Stanchion Ratchet Block [60160]
    Stanchion Ratchet BlockControlling the Power in Furling lines! This Stanchion Ratchet Block is ideal for removing some of the loadings for the crew when furling in the jib. The ratchet means that the sheave can be locked in place in one direction offering a...
    $120.99
    $129.04
    $120.99
  • Barton Marine Size 3 45mm Plain Bearing Pulley Block Cheek Block [N03160]
    Barton Marine
    Barton Marine Size 3 45mm Plain Bearing Pulley Block Cheek Block [N03160]
    Size 3 45mm Plain Bearing Pulley Block Cheek BlockThe size 3 Barton plain bearing blocks have a 45mm (1 3/4" sheave size 3 block range that incorporates modern design with stainless steel frames and the latest advanced materials, using 30% fiber glass-filled nylon and...
    $23.18
    $25.76
    $23.18
  • Barton Marine Size 2 Double Stanchion Lead Block [N02290]
    Barton Marine
    Barton Marine Size 2 Double Stanchion Lead Block [N02290]
    Size 2 Double Stanchion Lead BlockBarton Marine's stanchion lead blocks have proven to be popular with Cruising sailors all over the World. Mounted onto the stanchion base, the stanchion lead block enables the Genoa furling line to be led back to the cockpit for...
    $37.06
    $41.18
    $37.06
  • Harken Midrange Single Block [1540]
    Harken
    Harken Midrange Single Block [1540]
    Midrange Single BlockMidrange blocks’ robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a ball bearing system for fast trim and release under any load. Features:  Sheave: 76mm/3" Maximum Line: 14mm/9/16" Max...
    $140.95
    $159.75
    $140.95
  • Harken 16mm Forkhead Block [376]
    Harken
    Harken 16mm Forkhead Block [376]
    16mm Forkhead 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.Specifications:...
    $24.95
    $28.15
    $24.95
  • 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
  • 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 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
  • Ronstan Series 30 Ball Bearing Orbit Block - Single - Becket - Lashing head [RF35101]
    Ronstan
    Ronstan Series 30 Ball Bearing Orbit Block - Single - Becket - Lashing head [RF35101]
    Series 30 Ball Bearing Orbit Block™ - Single - Becket - Lashing HeadBall Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings...
    $15.99
    $18.95
    $15.99
  • Lewmar 60mm HTX Block - Single [29196001]
    Lewmar
    Lewmar 60mm HTX Block - Single [29196001]
    60mm HTX Block - SingleYears of design and manufacturing experience coupled with collaboration with boat builders, designers, and sailors have resulted in the Lewmar HTX Hardware Range.  Drawing upon the design of the Racing Range, the HTX blocks are constructed simply from high-quality materials,...
    $82.99
    $109.95
    $82.99
  • Lewmar 60mm Synchro Block - Single [29926001BK]
    Lewmar
    Lewmar 60mm Synchro Block - Single [29926001BK]
    60mm Synchro Block - SingleLewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling.  Using a combination of scientifically optimized block geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and increase efficiency by up to 40%, over budget blocks on...
    $44.99
    $51.95
    $44.99
  • Lewmar 90mm Synchro Block - Single [29929001BK]
    Lewmar
    Lewmar 90mm Synchro Block - Single [29929001BK]
    90mm Synchro Block - SingleLewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling.  Using a combination of scientifically optimized block geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and increase efficiency by up to 40%, over budget blocks on...
    $131.99
    $178.95
    $131.99
  • 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