Products

Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes. Stainless Steel side plates. Alum...

Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes. Sheave Ø (mm) 25 mm Sheave Ø (in...

Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of...

Low-friction Through Deck Bullet blocks lead control lines through decks and spars. They are compact and lightweight, with fast trim and release u...

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

Low-friction Big Bullet Exit blocks lead control lines or halyards through spars or decks. They are compact and lightweight, with fast trim and rel...

Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of...

Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of...

Low-friction Big Bullet inline Exit blocks lead control lines or halyards through spars or decks where the direction of pull is parallel to the mou...

Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of...

Self-contained sheaves are designed for sailors to use in custom applications. Wire sheaves are Hard Lube-anodized aluminum that ride on high-load ...

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

Harken® gross-trim/fine-tune mainsheet systems are easy to install and use. These optimized systems decrease overall line clutter because they use ...

Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes. Sheave Ø (mm) 25 mm Sheave Ø (in...

T2™ blocks come in single and double configurations and can be tied, spliced, or lashed to almost anything. T2 doubles feature composite line guide...

T2™ blocks come in single and double configurations and can be tied, spliced, or lashed to almost anything. T2 doubles feature composite line guide...

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...

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...

Foam-padded block socks slip over your hardware to protect your blocks, deck, and crew. Available in sizes to fit all Harken Black Magic Blocks.

Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of...

Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of...

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...

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