U821 english manual book UDI U821 helicopter spare parts$7.98
U821 bearing set collar UDI U821 helicopter spare parts$1.98
U821 tail motor UDI U821 helicopter spare parts$5.98
U821 connect buckle UDI U821 helicopter spare parts$1.98
U821 limite aluminum pipe set UDI U821 helicopter spare parts$1.98
U821 main blades UDI U821 helicopter spare parts$3.98
U821 small iron bar for fixing the balance bar UDI U821 helicopter spare parts$1.98
U821 tail blade + tail motor + tail motor deck UDI U821 helicopter spare parts$5.99
Blue U821 outer cover UDI U821 helicopter spare parts$7.98
Short shaft U821 main motor UDI U821 helicopter spare parts$7.98
U821 tail big pipe + tail motor + tail motor deck UDI U821 helicopter spare parts$5.99
Long shaft U821 main motor UDI U821 helicopter spare parts$7.98
