Harken 40mm Block - Swivel, Becket, Cam Cleat Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy...

Harken 32mm High-Beam Endstops - Set of 2 When end controls are not used, add endstops to absorb shock loads. Download Instruction Manual Part Number HKN-562 Use with track/rail HKN-R32HB

Harken 22mm Heavy-Duty High-Beam Endstops - Set of 2 When end controls are not used, add endstops to absorb shock loads. Download Instruction Manual Part Number Fasteners Use with Track/Rail HKN-264 5mm HKN-374

Harken 32mm Low-Beam Endstop - Set of 2 Endstops are designed to absorb shock loads and should be installed when end controls are not used. Download Instruction Manual Part Number HKN-548 Length (mm) 72 mm Length (in) 2 13/16...

Harken 40mm Block - Swivel Low-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 114mm Sheave Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of hardcoat-anodized, PTFE-impregnated 6061-T6 aluminum, sheaves feature Torlon® rollers to carry high radial...

Harken 29mm Pivoting Lead Block - Carbo-Cam® Cleat High-strength pivoting lead blocks with cams are used for halyard controls on larger keelboats and as “head knockers” on dinghies and beachcats for sheeting directly from the boom. Hole...

Harken 29mm Pivoting Lead Block - Cam-Matic Cleat High-strength pivoting lead blocks with cams are used for halyard controls on larger keelboats and as “head knockers” on dinghies and beachcats for sheeting directly from the boom. Hole...

Harken 57mm T2™ Soft-Attach Ratchamatic® Block - Red Sheave The patented T2 Ratchamatic is Harken’s newest block to feature the T2 line’s styling and soft-attachment system. The weight of this high-strength block is only a few...

Harken 40mm Pivoting Lead Block - Carbo-Cam® Cleat High-strength pivoting lead blocks with cams are used for halyard controls on larger keelboats and as “headknockers” on dinghies and beachcats for sheeting directly from the boom. Hole...

Harken 57mm Aluminum Loop Block - Wide 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 controls that see lots of action: mainsheet, runner,...

Harken 6.5T Aluminum V™ Block - Wide 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 axial and thrust bearings into a single...

Harken 40mm Pivoting Lead Block - Cam-Matic® Cleat High-strength pivoting lead blocks with cams are used for halyard controls on larger keelboats and as “headknockers” on dinghies and beachcats for sheeting directly from the boom...

Harken 3T Aluminum V™ Block - Wide 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 axial and thrust bearings into a single...

Harken 1.5T Aluminum V™ Block - Wide 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 axial and thrust bearings into a single...

3mm Loup™ Soft Attachment  Use T2 Loops in Carbo T2 blocks. These strong, lightweight soft attachments are woven of Dyneema® fibers, and are load-set and locked-stitched to prevent stretch after installation. Dyneema is a registered...

Harken Two-Speed Mainsheet System 3:1, 6:1 Harken® gross-trim/fine-tune mainsheet systems are easy to install and use. These optimized systems decrease overall line clutter because they use less line than traditional gross-trim/fine-tune systems...

Harken 57mm Triple Ratchet Block - Swivel, Becket, Cam Cleat Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. Download Instruction Manual Part...

Harken 2.3T Aluminum High-Load Loop Snatch Block These multipurpose blocks are a must on racing yachts of all sizes. Opening sideplates make them easy to deploy, allowing crew to quickly fasten them wherever needed—perfect for temporary leads,...

Harken 5T Aluminum V™ 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 axial and thrust bearings into a single bearing set...