SHS 18:1 Airsoft AEG Gear set

Features Heavy duty steel gears Precision CNC machined construction Heat treated for improved strength and durability Properly balanced sector gear via milling on teeth side High torque, low noise gear set SHS OEM gears Material: SteelGear Ratio: 18:1 High Torque (Recommended for springs M135 and under)Compatibility: Most Standard Airsoft AEG Gearboxes (M4, AK, MP5, G36, P90, and Other Compatible Models) -NOTE: As always, upgrading  require necessary skill & technique, consult expertise if needed