Try our new Rhino Gear pinions! No more days of landing after a flight of EXTREME 3D to find your pinion teeth looking as if they have melted away, or snapping a pinion in-flight due to improper hardening!

A Rhino Gear pinion could be the last pinion you will ever purchase! They are machined to exacting specifications from high quality carbon steel and then Ultra-Hardened for lasting durability and outstanding strength! Maintaining these tight specifications means less gear noise and less wear on your helicopter’s main gear.

Modulus 0.5 for HDX-450/ Trex-450 and our new OUTRAGE G5

Made of high quality steel material and hardened for ultra hardness. High quality set screws are included.

Shaft size 3.17mm (1/8")

Also Available in a wide range of Modulus and teeth counts for a variety of Helicopters and gear ratios.