Align Trex 450L 104T M0.6 Autorotation Tail Drive Gear H45G005XX Align 104T M0.6 Autorotation Tail Drive Gear Set, intended for use with the T-Rex 450 & 470L Helicopters.Features: Use with M0.6 Torque Tube Front Drive Gear Set/28T (H45G001NX Includes: (2) Autorotation tail drive gears (Black). ).
