*The store has not been updated recently. You may want to contact the merchant to confirm the availability of the product.
The Skytec Delrin gears are the only truly CNC milled aftermarket gears for 340mm class helis (rotor diameter).
Delrin is a thermoplastic polymer that is several times stronger than the stock plastic. It has self lubricating qualities.
The Skytec gears are also slightly thicker than stock plastic gears.