Heli Addict (heliaddict.com)

MH-TX4118FP - MH-TX4118FP Front CNC Pulley T-Rex

The CNC Front Pulley Case designed to replace the stock plastic pulley. It is precisely designed and produced to improve the strength of the front pulley . It is also made by CNC machines to provide correct belt mesh and correct belt width to ensure the whole belt system runs TRUE at all times. No more broken and worn out pullies. **This is a must have and it should be loctited on plus the set screws. Usage: T-REX 450/450X/450XL helicopters Features: Precision CNC machined aluminum. Precision produced to provide correct belt mesh and belt width Provide better strength to avoid pulley worn out or broken problem New design with two set screws to secure the pulley on the shaft.

If you are not redirected, click this link to go to product page