Beginning 29 AUG 2025, the “de minimis” exemption, which allowed shipments of goods worth $800 or less to enter the United States duty free, will be eliminated. (Detail Here)

Important Notice for Our U.S. Customers

he United States has suspended its duty-free de minimis treatment for all countries, effective August 29, 2025, meaning low-value shipments (previously under $800) will now be subject to all applicable duties and taxes.

By acknowledging this notice, you agree to accept responsibility for any customs duties, taxes, or tariffs imposed on your order. Please note that we cannot accept "non-payment of taxes" as a valid reason for order rejection.
We appreciate your understanding and continued support. Customer have any questions, Please do not hesitate to contact us.

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CYMA  |  SKU: CYMA-MA009LSD

CYMA Complete QD Electric Gearbox Ver.2 w/ Torque Up Motor for M4 AEG

$86.00 USD
Style: Rear Wire - T-Plug

Delivery and Shipping

In Stock Item Process Within 24 Hours.


Manufacturer: CYMA
SKU: CYMA-MA009LSD / CYMA-MA009MSD

  • Complete reinforced gearbox kit
  • On-board electronic trigger ( Electronic Circuit Unit ECU )
  • Quick change spring guide
  • Aluminum cylinder, cylinder head, full steel gear piston
  • 8mm steel bushing, bearing bushing on bevel gear
  • Low resistance wire
  • Neodymium magnet torque up motor
  • Suitable for CYMA / JG / Marui M4 / AR AEG or similar spec
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