WPF 115 L2 -25-P2-S2 gearbox, the output shaft diameter is 24mm. It is used for 130mm AC servo motor, input diameter is 24mm.Gearbox DrawingGearbox Output TypeGearbox Performance ParametersProduct type: Precision planetary gearboxSeries: WPF seriesModel: WPF 115 L2 -25-P2-S2Output shaft diameter: 24mmInput diameter: 24mmCompatible motor: 130mm AC servo motor