Internal Parts / Upgrades

The GSF 32:1 CNC High Torque Gear Set for Airsoft AEGs is CNC machined for maximum durability. GSF Airsoft parts are engineered for high performance and durability without a hefty price tag, offering the consumer great parts at a great price. ...

The GSF 16:1 CNC High Torque Gear Set for Airsoft AEGs is CNC machined for maximum durability. GSF Airsoft parts are engineered for high performance and durability without a hefty price tag, offering the consumer great parts at a great price. ...

The GSF 13:1 CNC High Speed Gear Set for Airsoft AEGs is CNC machined for maximum durability. GSF Airsoft parts are engineered for high performance and durability without a hefty price tag, offering the consumer great parts at a great price. ...

The GSF Enhanced Hop Up Chamber for the M4/M16 Airsoft AEG is constructed from a high quality CNC Aluminium to ensure a proper air seal as well as a consistent pressure on the hop up bucking. GSF Airsoft parts are engineered for high performance and...