New Main Gear Case Set (Black) by Align
This is a replacement main gear case set for the Align 550E, 600E, and 600N helicopters. This part is designed to prevent locking of the Main drive shaft. This mounts on the main drive gear and supports the One way bearing.
NOTE: Must with Autorotation Tail Drive Gear (AGNH60020A).
This product was added to our catalog on November 11, 2011