Essential part for upgrading your airsoft electric gun AEG.
To build a tight & durable gearbox.
Replacement of gearbox internal springs.
Suitable for airsoft electric gun (Version 2 gearbox).
As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed.
SHS - Spring Set for Gearbox V2 AEGs - TH0037SHS-TH0037