Built in conjunction with Eastman, the Ventus by Eastman line of trombones employ the latest in Computer Numerically Controlled (CNC) machinery, as well as traditional methods of brass manufacturing to ensure the highest quality instruments. The VTB10 features an F attachment conversion kit and comes with three different lead pipes, each with different tapers to allow the players to find their preferred feeling of resistance. The VTB10 has a .547 large shank receiver and is made from yellow brass.