Description
A pack of 8 M5 x 6mm nuts and bolts as Solenoid Engine Flywheel Weights to fit on the Solenoid engine flywheel to give it extra weight for smoother longer and more efficient running. The nuts and bolts also enhance the visual appeal of the engine and can assist in quietening the action of the solenoid motor.
Please note: For the Solenoid engine Twin you will need TWO packs of weights.
