Blocks

Harken 57mm Aluminum Low Load Black Magic Block w/Swivel

57mm Aluminum Low Load Black Magic Block with SwivelBlack Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail controls that see lots of action:...

Harken 60mm Element Triple Block

60mm Element Triple BlockElement 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...

Harken 57mm Carbo Block Flip Flop w/Cam

57mm Carbo Block Flip Flop with CamSmall Boat Flip-Flop blocks pivot around the line axis to keep the line close to the deck. Hinged construction allows for various lead angles.Features:Sheave Ø (mm) 57 mmSheave Ø (in) 2 1/4 inMaximum line...

Schaefer Twin Sheet Lead 25x3MM - Black

Twin Sheet Lead 25x3MM - Black32-77 Twin Sheet Lead block. The anodized aluminum body is machined from 6061-T6 aluminum and articulates to ensure a proper lead. Anodized aluminum sheave runs on Nomex™/Teflon™ bearing for a low-friction high...

Harken 57mm Triple Carbo Block - Swivel, Becket, Cam Cleat

57mm Triple Carbo Block - Swivel, Becket, Cam CleatCarbo Ratchets allow sailors to hand-hold loaded lines and offer a balance between holding power and controlled easing.Features:Sheave Ø (mm) 57 mmSheave Ø (in) 2 1/4 inMaximum line...

Harken 57mm Carbo Quad Block - Swivel

57mm Carbo Quad Block - SwivelLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming...

Harken 57mm Quad Block Swivel, Center Becket

57mm Quad Block Swivel, Center BecketLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming...

Harken Midrange Single w/Aluminum Sheave Block

Midrange Single with Aluminum Sheave 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...

Harken Midrange Single Block

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...

Harken Midrange Double Block

Midrange Double 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...

Harken 60mm Element Stand Up Block

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 the block to hit the deck.Element blocks introduce...

Harken 80mm Element Stand Up Block

80mm 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 the block to hit the deck.Element blocks introduce...