RetroArms CNC Gearbox V2.2 – QSC (Quick Spring Change) FPS Softair Gearbox Type: EVO 3 proprietary

Gearbox Type: EVO 3 proprietary gearbox shell

Internal O-ring for improved air seal and efficiency

1x CNC Aluminum Advanced Speed Trigger (Style E) (Red)

Professional installation suggested for optimal performance

binary firing

RetroArms CNC Gearbox V2.2 – QSC (Quick Spring Change) FPS Softair Gearbox Type: EVO 3 proprietaryThe RetroArms CNC Gearbox V2. 2 QSC is a next generation gearbox shell designed for elite airsoft builds requiring precision, durability, and easy maintenance. Made from a solid block of EN AW 7075 T6 aluminum (commonly referred to as aircraft grade aluminum), this shell is engineered for extreme stress, making it perfect for high speed, high torque, or DMR configurations. This V2. 2 version features revised internal geometry for better alignment,