This parts can be compatible to most Tokyo Marui(Ver. 2 & 3), CA, ICS, Systema AEG Gearbox Version (except PSG-1 & UZI).
Essential part for upgrading your Airsoft Electric Gun AEG.
Bone shape design has improve the performance & no side effects such as power loss or erosion of tappet plate.
Gear sector clip fit the space better between sector gear and tappet plate.
Basically this upgrade part can be enable for tappet plate (Nozzle bar) to delay it's releasing time.
Enable reliable BB Feeding in modified high performance AEG.
Even though it is so small upgrade part which should be installed in the gear box,
It will guarantee AEG's reliable performance.
Replace the original delayer of gearbox.