VIADANA 34mm Single Wire Block, 10.35 Drum Material_Stainless Harken 57mm Carbo Air® Double

Harken 57mm Carbo Air® Double block with Becket and grooved races for greater load capacity

This is thanks to composite fiber-reinforced sideplates

They use a combination of scientifically optimized block geometry

The cages keep these bearings apart so they don’t bunch up

Viadana Maintenance

VIADANA 34mm Single Wire Block, 10.35 Drum Material_Stainless Harken 57mm Carbo Air® DoubleIntroducing our premium Mainsheet System, designed to elevate your sailing experience with precision and durability. Backed by a manufacturer's two year warranty, this system is built to withstand the rigors of the open water. Upgrade your sailing rig with our Mainsheet System and experience the perfect blend of performance, reliability, and ease of use on the water. We appreciate your patience with this product, please allow 2 3 weeks for