J/70 Hardware

Ball bearing swivel bases feature dual rows of Delrin ball bearings that swivel freely even underhigh loads. Bases include stand-up springs and a U-adaptor to accept a variety of appropriate blocks. The 144 is the standard configuration with a tall arm...

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 spacing and rivet size are the same as Classic models, making upgrades...

Intensive development efforts have produced this range of cleats that provide unbeatable holding power, yet are designed for easy cleating and releasing of control lines in every application and load condition. Through the use of advanced composites,...

Harken ball bearing cam cleats hold lines securely and release instantly for easy, precise trimming. Aluminum Cam-Matics are hardcoat-anodized for high-load, high-wear, continuous adjustment applications. Aluminum construction Works with line diameters...

Intensive development efforts have produced this range of cleats that provide unbeatable holding power, yet are designed for easy cleating and releasing of control lines in every application and load condition. Through the use of advanced composites,...

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. ONE DESIGN APPLICATIONS This...

Harken ball bearing cam cleats hold lines securely and release instantly for easy, precise trimming. Aluminum Cam-Matics are hardcoat-anodized for high-load, high-wear, continuous adjustment applications.. Height (mm)22 mm Height (in) 7/8 in Length...

The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small, lightweight blocks are called for. The T2 can be tied,...

The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small, lightweight blocks are called for. The T2 can be tied,...

The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small, lightweight blocks are called for. The T2 can be tied,...

The Frederiksen ratchet block is legendary. It is light and very strong for optimal performance. The ratchet has a small distance between each click to enhance control of sheets. This is the ideal Laser mainsheet block. From Ronstan: The patented...