P2R fuel tap has depression M16 X 150 Chinese GY6 engine scooters

Robinet depression among P2R (is sucked through an outlet, gasoline out the other) original type engine for Chinese scooters with GY6 nut. Fixing is by M16X150 nut size, mounted O-ring for hose Ø6mm for output of gasoline and 6mm for suction. Delivered complete as presented.