Harken 40 Self-Tailing Radial All-Chrome Winch 2 Speed 2 Speed. The self-tailing mechanism on the winch means that one crew member can quickly and easily trim or raise sails. Specifications for Harken 40 Self-Tailing Radial All-Chrome Winch - 2 Speed: Manufacturer: Harken Color: Silver Package Contents: Harken 40 Self-Tailing Radial All-Chrome Winch - 2 Speed Harken 40.2STCCC: 40 Self-Tailing Radial All-Chrome Winch 2 Speed 2 Speed