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Lonex Version 2 Gearbox Original Type for M4A1 AEGs

SKU: LTC-GBA-01 LonexOut of stock

  • - Metal air seal novel
  • - Enhanced tappet plate
  • - Aluminum cylinder head
  • - Steel cylinder
  • - Aluminum piston head
  • - Enhanced piston with 10 steel teeth
  • - SP120 tune-up spring
  • - Steel ball bearing spring guide
  • - Heat resistant electric switch
  • - Enhanced gear set
  • - Enhanced anti-reversal latch
  • - Enhanced trigger
  • - Heat resistant selector plate
  • - Version 2 cut off lever
  • - 8mm ball bearings
  • - Teflon gear grease


Lonex Version 2 Gearbox Original Type for M4A1 AEGs

This Version 2 M4A1 Gearbox is custom designed for durability and reliability. Most internal components come pre-upgraded to enhance functionality, including the high strength gear set custom SP120 tune-up spring. Each gear has been pre-treated with Teflon grease to encourage smooth, flawless gear function. This gearbox upgrade is a great option with lots of aftermarket features, and is compatible with all MP5, G3, and M4 AEGs currently available on the market.

NOTE: Airsoft Megastore recommends that all internal upgrades and/or repairs be handled by a qualified airsoft technician. Airsoft Megastore is NOT responsible for improperly installed replacement or upgrade airsoft parts. DO NOT disassemble your airsoft gun within Airsoft Megastore’s warranty period, as this will VOID your warranty.

In the Box

1X complete Version 2 gearbox


California Proposition 65 Warning: Cancer and Reproductive Harm -

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