Sailing - Blocks

Schaefer Spring Loaded/Lined Slide/Stainless Steel f/1-1/4" T-Track [705-92]

Spring Loaded/Lined Slide/Stainless Steel for 1-1/4" T-TrackDelrin™ sheave ensures smooth operation and high safe working load. Stainless Steel cheeks and stainless steel slider ensure reliability...

Ronstan Series 15 Webbing Block [RF15107]

Series 15 Webbing BlockRonstan’s Series 15 blocks are available in 15 different configurations or as a sheave only.The smallest and lightest ball bearing blocks on the market, stainless steel ball...

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 reinfo...

Barton Marine Size 1 Single Swivel Block w/Becket [N01 130]

Size 1 Single Swivel Block with BecketWith the unique super-low friction ball race systems, featuring acetal sheaves and delrin ball bearings, running on a large diameter center boss. This allows ...

Ronstan Series 40 Ball Bearing Block - Single - Universal Head [RF40100]

Series 40 Ball Bearing Block - Single - Universal HeadSheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consi...

Ronstan Series 30 Utility Ball Bearing Block - Single, Becket, Swivel Shackle Head [RF30110]

Series 30 Utility Ball Bearing Block - Single, Becket, Swivel Shackle HeadFeatures: Low friction 2-stage ball bearing system provides consistent performance over the full working load range. High ...

Schaefer Single Stainless Steel Block - 51mm Sheave [505-05]

Single Stainless Steel Block - 51mm SheaveSingle block with stainless steel cheeks. Delrin™ sheave ensures smooth operation and high safe working load. Specifications:Sheave Dia. 2" (51mm)Thicknes...

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...

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 dis...

Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300]

Series 40 Ball Bearing Block - Triple - Swivel HeadFeatures: Low friction Acetal or Torlon® bearing system Lightweight Cheek cut-outs for easy bearing maintenance Features a swivel shackle head fo...

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 robus...

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

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. Elemen...

Harken 60mm Single Aluminum Element Block w/Swivel [6260]

60mm Single Aluminum Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robus...

Harken 40mm Pivoting Lead Block - Carbo-Cam Cleat [2157]

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

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...