Harken Blocks

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...

Cruising ESP blocks complement our existing blocks in looks and function but are simpler in design and construction. Sheaves feature sleeve bearing...

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...

Stand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications ...

When you race HARD, and you rip through as many hoists and douses as we do sailing W-L legs all the time, you should expect to start wearing throug...

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

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

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

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 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...

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...

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...

The 3.00 (76 mm) blocks are compact and lightweight, with fast trim and release under high or low loads. Perfect for dinghies, scows, beachcats and...

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

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

Harken soft-attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low-aero package. Designed speci...

Harken soft-attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low-aero package. Designed speci...

1 Ton Twing Snatch Block The new Twing block features a spring loaded side opening mechanism for true one-handed rigging, even while wearing sailin...

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

Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearin...

Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase. Sheave Ø (mm) 102 mm Sheave Ø (in) 4...

The 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...

The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system use...

The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system use...

The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system use...

The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system use...

The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system use...

The 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...

The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system use...

The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system use...

The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system use...

The 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...

The 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...

Harken soft-attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low-aero package. Designed speci...

The 2.25 in (57 mm) blocks are compact and lightweight, with fast trim and release under high or low loads. Perfect for dinghies, scows, beachcats ...

The 2.25 in (57 mm) blocks are compact and lightweight, with fast trim and release under high or low loads. Perfect for dinghies, scows, beachcats ...

Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats o...

Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats o...