The 1550 Series – 120mm Cross Serrated 4-Bolt Driveshaft Flange Yoke (5502-120KV) is engineered for durability and strength in high-demand applications. With a 120mm (4.725″) outside swing or pilot diameter, this flange yoke ensures a secure connection. It features a bolt hole circle diameter of 100.33mm (3.950″) and accommodates 4 holes with a bolt hole diameter of 10.92mm (0.430″). The length from the flat of the flange to the center of the U-joint cap is 66.04mm (2.600″), and it weighs 7 lbs. Designed for heavy-duty performance, this yoke is ideal for demanding driveshaft applications.