Blocks

These multipurpose blocks are a must on racing yachts of all sizes. Opening sideplates make them easy to deploy, allowing crew to quickly fasten th...

Use footblocks to redirect lines on the deck. Footblocks with lockoffs temporarily secure sheets. Either metric or imperial flathead fasteners may ...

Black Magic Runner Blocks are used on running backstays of offshore boats to adjust mast bend for different wind conditions. Integrated side plate ...

The entire line of Black Magic Air blocks has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly t...

These multipurpose blocks are a must on racing yachts of all sizes. Opening sideplates make them easy to deploy, allowing crew to quickly fasten th...

Use footblocks to redirect lines on the deck. Footblocks with lockoffs temporarily secure sheets. Either metric or imperial flathead fasteners may ...

Runners are used on running backstays of offshore boats to adjust mast bend for different wind conditions. Integrated sideplate bails and recessed ...

Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are use...

The entire line of Black Magic Air blocks has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly t...

High-strength pivoting lead blocks with cams are used for halyard controls on larger keelboats and as “head knockers” on dinghies and beachcats for...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these smal...

Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. Sheave Ø (mm)40 mm Length (mm...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these smal...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these smal...

Deck organizers lead halyards and control lines aft, allowing crew to sail from the security of the cockpit. They lead a large number of lines thro...

Zircon blocks are the most efficient small boat blocks Harken has ever made. At the core of Zircon performance are industrial ceramic ball bearings...

The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveller controls, mainsheets and vangs, casca...

New to 2023's Harken Range the 45MM Black Magic Air Blocks Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. T...

Element blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very ro...

The entire line of Black Magic Air blocks has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly t...

Teardrop blocks are ideal as masthead leads and in other applications where limited articulation or direct attachment is desired. When attached to ...

Black Magic High Load HL Blocks The entire line of Black Magic Air blocks has been redesigned with a sleek new look. Their unique, performance-pack...

Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are use...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these smal...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these smal...

The Carbo Ratchamatic® is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet a...

The Carbo Ratchamatic® is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet a...

Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. Glass reinforced nylon body w...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these smal...

Deck organizers lead halyards and control lines aft, allowing crew to sail from the security of the cockpit. They lead a large number of lines thro...

Zircon blocks are the most efficient small boat blocks Harken has ever made. At the core of Zircon performance are industrial ceramic ball bearings...

The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveller controls, mainsheets and vangs, casca...

Element blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very ro...

Use Black Magic foot blocks to redirect lines on the deck. Either metric or imperial flathead fasteners may be used for mounting and are not expose...

The entire line of Black Magic Air blocks has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly t...

Teardrop blocks are ideal as masthead leads and in other applications where limited articulation or direct attachment is desired. When attached to ...

The entire line of Black Magic Air blocks has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly t...

Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are use...

The entire line of Black Magic Air blocks has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly t...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these smal...

The Carbo Ratchamatic® is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet a...

Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. Easily engage or disengage ra...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these smal...

Element blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very ro...

The new Antal Barber Block is a snatch block with low-friction-ring head. It provides:    - an immediate entry of the sheet (the cheekplate revolve...

The cheekplate revolves around the sheave axle allowing the block to open; a safety pin, which engages automatically on closing, stops the block fr...

CLEVECO BLOCK SINGLE SWIVEL TOP 48MM. Ideal cost effective and long lasting option for the smaller cruising yacht. Made in NZ. 48 x 13mm (1 13/16" ...

Cleveco 48mm inline fiddle block with slotted top. Ideal for smaller keelers and cruising boats. A very sturdy and long lasting block. Made in NZ. ...