ASG Ultimate CNC Gear Set (12.5:1 / 13.5:1 / 16.5:1) Ratio:13.5:1 straight and air tight at

straight and air tight at all times when closing the receivers

Steel Construction (SQ Coating)

Optronics Engineering Ocular Lens

Reinforced trigger finger

This alleviates binding of the spring and alleviates torsional strains on the spring - leading to more consistent FPS

ASG Ultimate CNC Gear Set (12.5:1 / 13.5:1 / 16.5:1) Ratio:13.5:1 straight and air tight atDesigned to offer uncompromising performance to any custom airsoft build, the Ultimate CNC range of gears provide the perfect gearbox elements for your AEG each gearset is precision engineered to safely deliver the precise rate of fire you require from your replica. The latest addition to the Ultimate upgrade parts series consists of a selection of CNC crafted airsoft gears, specially engineered for peak performance and using state of the art CNC