Harken’s new Zircon range of blocks use a ceramic race and ceramic ball bearings to achieve a better feel for a light-air trim and heavy-air efficiency. This is a true trimmer’s block ...

While touring Harken’s bustling factory in Pewaukee, Wisconsin, in June we spotted a small crate immaculately packed with gleaming new blocks. The blocks, with injection-molded red-and-black ...

The shareholders of Pewaukee-based sailing equipment manufacturer Harken have sold the company to its ... Founded in 1968 with the invention of the plastic recirculating ball bearing block, ...