The Harken 3367AL V block is designed for elite racers and features a groundbreaking combination of axial and thrust bearings made from strong titanium rollers, resulting in unparalleled efficiency and smooth operation. With aluminum sideplates and a titanium sheave, this lightweight block boasts a high working load and can accommodate multiple lines for sail changes. It is also easy to disassemble and maintain. Part No. 3367AL, the 3T Aluminum V™ Block has a sheave Ø of 56 mm (2 3/16 in) and can handle a maximum working load of 3000 kg (6600 lb) with a maximum line Ø of 10 mm (3/8 in).