Tron 5.5 / Nitron

This is a replacement set for tail idler pulleys, suited for use with the 5.5 family of helicopters.

The Tron 5.5 series of helicopters offers a variety of tail gear ratios to suit different needs for each model, electric and nitro. Depending on model, and headspeed preferences, the tail gear ratios can be increased or decreased thanks to the available sizes.

This is a replacement Tron Helicopters 5.5E tray mounting spacers, suited for tron helicopters 5.5.

set of 4

Tron helicopters Upper right frame standard #TR505-101.