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Align Slant Thread Main Drive Gear (3) (121T)

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This is a pack of three optional Align 121 Tooth Slant Thread Main Drive Gears, and are intended for use with the Align T-REX 450 series of helicopters equipped with the optional Align 12 Tooth Helical Motor Pinion Gear (AGNH45157). This updated high strength 121 tooth main gear features Mod 0.6 gears perfect for 450 helicopters. The increased gear pitch can withstand higher powers while at the same time minimizing operational noise. This gear is a great upgrade to withstand modern high power systems.


  • Utilizes high strength polymer plastic with excellent rigidity and flexibility characteristics
  • Mod 0.6 gears to withstand modern high powered systems
  • Patented unique built in fan design to create induced air flow, effectively cooling electronics and motor

Gear ratio: 1:10.08
Weight: 35.3g

Needed To Complete:

  • AGNH45157: Align 12 Tooth Helical Motor Pinion Gear

This product was added to our catalog on December 20, 2012.

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