RC10B6.1 FT Carbon Fiber Standup Motor Plate New for the Factory Team brand is the carbon fiber standup motor mount. This 3mm thick motor mount is light weight and replaces the blue aluminum version #91794 RC10B6.1 Standup Motor Plate. Fits RC10B6.1 series, RC10SC6.1, RC10T6.1, when used with the #91788 gearbox. This item fits the following: RC10B6.1 RC10B6.1D RC10B6.1DL RC10SC6.1 RC10T6.1