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).
- (1) One-way bearing HF1216 (12x18x16mm)
- (1) Main gear case
- (5) Hex socket salf tapping screw (T3x7mm)
- (1) One-way bearing shaft (9x12x34.7mm)
- (1) Washer (11.5x18x0.8mm)