The collection of parts is focused on Motor Parts for Dualtron Achilleus. The contents include different types of washers, bearings, rotary shaft seal, motor cable spring, non-serrated flanged nylon locking nut, and motor. It contains specific parts for the Dualtron Achilleus model such as the 60V motor with a maximum of 2700W power and the M12 Serrated Flanged Hexagon Nut 18 MM (Motor Axle) (Dualtron).