Harken Aluminium Mastbase Block, 57mm Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase. Part Number Height Length Sheave...

Harken Aluminium Mastbase Block - 76mm Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase.

Harken Aluminium Element Mastbase Block - Swivel Element blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very...

Harken Aluminum Mastbase Block, 44mm Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase. Part Number Height Length Sheave...

Harken Mastbase Blocks - 57mm Aluminium Padeye Block Teardrop blocks are ideal as masthead leads and in other applications where limited articulation or direct attachment is desired. When attached...

Harken 75mm Aluminium Block - Swivel Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail...

Harken 75mm Aluminium Loop Block   Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail...

Harken 75mm Aluminium Stand-up Block The V block delivers another breakthrough in Harken’s loop block series for Grand-Prix racers. Harken engineers have simplified the mechanics by combining the...

Harken Aluminium ESP Foot block Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to handle high...