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Sailing - Blocks

134 total items

Ronstan Series 30 Ball Bearing Orbit Block - Single - Becket - Lashing head [RF35101]

SKU: 55174

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...

Ronstan Series 30 Ball Bearing Orbit Block - Single - Becket - Lashing head [RF35101]

SKU: 55174
in stock
17 in stock

Sale price $13.99

Save $2.47

Ronstan Nylatron Sheave Box - Single Upright Lead Block [RF453]

SKU: 55219

Nylatron Sheave Box - Single Upright Lead BlockLead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.When mounted in an...

Ronstan Nylatron Sheave Box - Single Upright Lead Block [RF453]

SKU: 55219
in stock
4 in stock

Sale price $25.99

Save $4.59

Ronstan Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket Option [RF25109]

SKU: 55155

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...

Ronstan Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket Option [RF25109]

SKU: 55155
in stock
47 in stock

Sale price $12.99

Save $2.29

Harken 40mm Carbo Air Pivoting Lead Block w/Aluminum Cam-Matic Cleat [2156]

SKU: 79732

40mm Carbo Air Pivoting Lead Block with Aluminum Cam-Matic® CleatHigh-strength pivoting lead blocks with cams are used for halyard controls on larger keelboats and as “headknockers” on dinghies and beachcats...

Harken 40mm Carbo Air Pivoting Lead Block w/Aluminum Cam-Matic Cleat [2156]

SKU: 79732
in stock
5 in stock

Sale price $72.99

Save $9.91

Harken 45mm Double Element Block w/Swivel [6238]

SKU: 78754

45mm Double 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...

Harken 45mm Double Element Block w/Swivel [6238]

SKU: 78754
in stock
3 in stock

Regular price $86.99

Harken 16mm Block w/Becket [405]

SKU: 79054

16mm Block with BecketThe 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...

Harken 16mm Block w/Becket [405]

SKU: 79054
in stock
3 in stock

Sale price $16.99

Save $1.66

Ronstan Series 40 Ball Bearing Block - Fiddle - Becket - Cleat [RF40530]

SKU: 70623

Series 40 Ball Bearing Block - Fiddle - Becket - CleatFeatures: Low friction Acetal or Torlon® bearing system Lightweight Cheek cut-outs for easy bearing maintenance Captive Lock™ universal head Slotted...

Ronstan Series 40 Ball Bearing Block - Fiddle - Becket - Cleat [RF40530]

SKU: 70623
in stock
2 in stock

Sale price $84.99

Save $15

Harken 29mm Carbo Air Block w/Swivel [340]

SKU: 79079

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...

Harken 29mm Carbo Air Block w/Swivel [340]

SKU: 79079
in stock
24 in stock

Sale price $23.99

Save $3.26

Harken 40mm Carbo Air Block w/Swivel [2636]

SKU: 79074

40mm 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...

Harken 40mm Carbo Air Block w/Swivel [2636]

SKU: 79074
in stock
12 in stock

Sale price $30.99

Save $4.41

Harken 45mm Single Element Block w/Swivel [6230]

SKU: 78752

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...

Harken 45mm Single Element Block w/Swivel [6230]

SKU: 78752
in stock
4 in stock

Regular price $36.99

Harken 22mm Micro Block w/Becket [225]

SKU: 79035

22mm Micro Block with BecketLow-friction Micro blocks are compact and lightweight. Specifications: Sheave: 22mm / 7/8in. Length: 51mm / 2in. Weight: 21g / .75oz. Maximum line: 6mm / 1/4in. Maximum working...

Harken 22mm Micro Block w/Becket [225]

SKU: 79035
in stock
3 in stock

Sale price $13.99

Save $1.71

Harken 45mm Triple Element Block w/Swivel [6240]

SKU: 78756

45mm Triple 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...

Harken 45mm Triple Element Block w/Swivel [6240]

SKU: 78756
in stock
2 in stock

Regular price $111.99

Harken 16mm Block [404]

SKU: 79053

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...

Harken 16mm Block [404]

SKU: 79053
in stock
1 in stock

Sale price $14.99

Save $1.26

Barton Marine Series 4 Single Upright Block- 54mm [N04 150]

SKU: 82879

Series 4 Single Upright Block- 54mmPlain Bearing BlocksBarton plain bearing blocks have a precision moulded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest...

Barton Marine Series 4 Single Upright Block- 54mm [N04 150]

SKU: 82879
in stock
2 in stock

Sale price $35.99

Save $10.01

Harken 60mm Element Stand Up Block [6277]

SKU: 86597

60mm Element Stand Up BlockStand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where you don’t want...

Harken 60mm Element Stand Up Block [6277]

SKU: 86597
in stock
2 in stock

Regular price $181.99

Ronstan Series 50 All Purpose Block - Double [RF51200]

SKU: 70683

Series 50 All Purpose Block - DoubleFeatures: Exceptionally high working loads Low maintenance, long service life Self-lubricating Acetal polymer sheave ensures low friction and extreme durability Slotted pin shackle eliminates...

Ronstan Series 50 All Purpose Block - Double [RF51200]

SKU: 70683
in stock
8 in stock

Sale price $63.99

Save $11.29

Schaefer Series 5 Flat Base Cheek Block - Stainless Steel Cheeks [505-11]

SKU: 74727

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...

Schaefer Series 5 Flat Base Cheek Block - Stainless Steel Cheeks [505-11]

SKU: 74727
in stock
3 in stock

Sale price $61.99

Save $33.76

Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]

SKU: 70615

Series 40 Ball Bearing Block - Single Upright LeadLead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision molded...

Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]

SKU: 70615
in stock
24 in stock

Sale price $44.99

Save $7.94

Barton Marine Size 1 Deck Organizer - 2-Sheave [81 582]

SKU: 56765

Size 1 Deck Organizer - 2-SheaveDesigned for use when leading control lines and halyards across the coach roof and back to the cockpit.This range features aluminium construction with 'Spectro' grey...

Barton Marine Size 1 Deck Organizer - 2-Sheave [81 582]

SKU: 56765
in stock
1 in stock

Sale price $43.99

Save $13.70

Ronstan Series 20 BB Block Single Becket Option Lashing High Load [RF25109HL]

SKU: 83499

Series 20 BB Block Single Becket Option Lashing High LoadFeatures: Suits up to 4mm (5/32”) lashing Supplied with 750mm (30”) x 2mm (3/32”) diameter, Dyneema® single braid lashing line

Ronstan Series 20 BB Block Single Becket Option Lashing High Load [RF25109HL]

SKU: 83499
in stock
2 in stock

Sale price $69.95

Save $12.34