Element Upgrade Part series for Airsoft Electric Gun AEG Rifle
Double Chamber inside the Bushing can be infiltrated with oil
This bushing has high durability against high-speed operation & heavy load
Also, it prevents cling by burning
This Bushing is suitable for all operational condition from Stock Gear Set to Ultra Torque Up Gear Upgrade
Suitable for Tokyo Marui Airsoft Electric Gun AEG Rifle models and its compatible model
As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed

-- For Version 6 Gearbox