From the trusted RS Pro brand, as series of 50 Ω straight surface mount SMB connectors. These SMB jacks have gold plated brass bodies and gold plated brass contacts. This high-quality range of SMB connectors are designed for use from DC to 4 GHz. Typically used in inner board assembly connections within equipment. The range of SMB connectors feature a snap-on coupler style for connection and have a 6.35 mm flange.