FT Aluminum Clamping Servo Horn 23T, 15.5 mm Made for 6-series off-road vehicles, these 7075 T6 aluminum clamping servo horns comes with a large M2.5 screw and laser-etched spline size for positive identification. The 15.5mm length provides smoother steering response. This item fits the following: RB10 RC10B6 RC10B6 Club Racer RC10B6.1 RC10B6.1D RC10B6.1DL RC10B6.2 RC10B6.2D RC10B6.3 RC10B6.3D RC10B6.4 RC10B6.4D RC10B64 RC10B64 Club Racer RC10B64D RC10B6D RC10B74 RC10B74.1 RC10B74.1D RC10SC5M RC10SC6.1 RC10SC6.2 RC10SC6.4 RC10T5M RC10T6.1 RC10T6.2 RC10T6.4