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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Bearing Type: Dual Ball Bearings
CNC-machined aluminum construction for extreme durability and precision
Silver anodized finish for corrosion resistance and aesthetic appeal
Installation instruction (if included)
eye-catching look where no two sets are exactly alike
RetroArms CNC Gearbox for SR25 – QSC Version Blowback Units Bearing Type: Dual Ball BearingsThe RetroArms CNC Gearbox for SR25 QSC (Quick Spring Change) is a precision engineered upgrade designed for serious airsoft techs and players who demand maximum performance and reliability. Machined from a single block of aircraft grade aluminum (EN AW 7075 T6), this gearbox shell provides exceptional strength and dimensional accuracy, making it ideal for high stress builds including high FPS DMR setups. This version includes RetroArms renowned QSC
US$ 1457.80
US$ 5059.35