This is a replacement Compass Model V2 Tail Assembly, and is intended for use with the Compass Model 7HV V2 helicopter.
To upgrade your 7HV V1 with the V2 assembly, you will need to add the following parts:
Drive Gear Pinion 11T with Nut
●Feathering shaft x 2(Φ7xΦ10x106.5mm)
●Socket screw x 2(M6x16mm)
Fusion 200W 13.8V Power Supply
The PS200 is a basic regulated power supply that works with all chargers the require up to 200W.