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.
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CYMA  |  SKU: CYMA-CM11B

CYMA Complete QD Electric Gearbox Ver.2 w/ High Speed Motor for MP5 AEG ( CM11B )

$106.00 USD

Delivery and Shipping

In Stock Item Process Within 24 Hours.


Manufacturer: CYMA
SKU: CYMA-CM11B

  • 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 bearing bushing
  • Low resistance wire, T-Plug, Rear wiring
  • Neodymium magnet high speed motor
  • Suitable for CYMA CM041H MP5 AEG or similar spec
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