Utilizing titanium rollers arranged in a V-shape, the 12-Ton 3370AL V block is a notable addition to Harken's collection of loop blocks for professional yacht racers. This innovative design streamlines the mechanics by combining axial and thrust bearings into a single bearing set, resulting in a durable yet lightweight block that boasts exceptional efficiency at high loads and effortless spinning at low loads. Made with aluminum sideplates, a titanium sheave, and captive titanium roller bearings, the Harken V block can easily be disassembled for inspection and maintenance. With a holding capacity of 12,000 kg (26,400 lbs), the 12T Aluminum V™ Block (Part No. 3370AL) features a 120 mm (4 3/4 in) sheave diameter and can accommodate lines up to 22 mm (7/8 in) in diameter.