Power Upgrade - Spring upgrade

Most Airsoft models are supplied by the manufacturer in outputs between 0.3-0.4 maximum in order to comply with German legislation in any case
This can be remedied by a high-quality spring modification.
For these reasons, we have decided to offer this upgrade in order to offer you as a customer maximum gaming fun within the scope of the possibilities of the respective Airsoft.
Please note that these adjustments are only intended for V3 / V2 gearboxes. All other gearbox types on request.

- Adjusting the airsoft to an output between 0.43-0.48 joules through sensible spring adjustment