Products

Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of hardcoat-anodized, PTFE-impr...

Harken Delrin ball bearings. Suitable as replacement parts for many Harken products.

Harken Torlon ball bearings. Suitable as replacement parts for many Harken products.

Stand-up bases allow a wide variety of blocks to be held upright, swivel freely, or pivot so lines have a fairlead under load. The ball-and-socket ...

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken® Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded...

A Harken® Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded...

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

A Harken Battcar system along with full-length battens helps raise, douse, and reef with ease and acts as extra crew if you’re sailing shorthanded....

Track is extruded from high-grade 6061-T6 aluminum and hardcoat-anodized for a hard, long-lasting surface. Use flanged track when mounting to carbo...

Harken 32mm Big Boat ball bearing traveller cars with multipart purchases allow easy adjustment of loaded sails from the cockpit. Built in control ...

Harken 32mm Big Boat High Load ball bearing traveller cars with multipart purchases allow easy adjustment of loaded sails from the cockpit. Built i...

Harken 32mm Big Boat High Load ball bearing traveller cars with multipart purchases allow easy adjustment of loaded sails from the cockpit. Built i...

Harken 32mm Big Boat ball bearing traveller cars with multipart purchases allow easy adjustment of loaded sails from the cockpit. Built in control ...

ESP end controls are value-oriented options for the installation of 2:1 to 5:1 systems. Designed for strength and durability, controls feature axle...

When end controls are not used, add endstops to absorb shock loads. Use with track 3159, Big Boat, R32

ESP end controls are value-oriented options for the installation of 2:1 to 5:1 systems. Designed for strength and durability, controls feature axle...

ESP end controls are value-oriented options for the installation of 2:1 to 5:1 systems. Designed for strength and durability, controls feature axle...

Use Big Boat deck organizers to lead multiple lines aft to halyard stoppers or winches. Deck organizers feature aluminum hardcoat-anodized side pla...

Self-contained sheaves are designed for sailors to use in custom applications. 2760 sheaves are Delrin® acetal resin with Delrin® ball bearings. Th...

Stainless steel Big Boat couplers join two cars to form high-load assemblies. The high load 580 couplers fit 32mm T3201B and T3201B.HL cars. Use 58...

Designed for one-person operation. Raise and lower with a single control rope. Patented design lifts and lowers loads evenly, regardless of weight ...

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.

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 forsmall synthetic control lines found on high-tech dinghies. The patented bearing system uses ...

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

Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes. Sheave Ø (mm) 38 mm Sheave Ø (in...

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

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

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

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

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

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

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

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

Small Boat Flip-Flop blocks pivot around the line axis to keep the line close to the deck. Hinged construction allows for various lead angles. She...

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