U821 transmitter + pcb board set UDI U821 helicopter spare parts$15.99
U821 USB charger wire UDI U821 helicopter spare parts$3.98
U821 main blades UDI U821 helicopter spare parts$3.98
U821 back shaft for wheel UDI U821 helicopter spare parts$3.98
U821 front shaft for wheel set UDI U821 helicopter spare parts$3.98
Blue U821 outer cover UDI U821 helicopter spare parts$7.98
U821 connect buckle UDI U821 helicopter spare parts$1.98
Red U821 outer cover UDI U821 helicopter spare parts$7.98
U821 tail blade UDI U821 helicopter spare parts$1.98
U821 main shaft UDI U821 helicopter spare parts$3.18
U821 bearing set UDI U821 helicopter spare parts$7.98
U821 upper main gear UDI U821 helicopter spare parts$3.18
