19mm x 20mm Flush Double Inlet Water Pickup for RC Model Motor Cooling Product Name : RC Boat Double Inlet Water Pickup;Nipple Outer Dia. : 5.5mm/0.22" Total Size : 20 x 19 x 18mm/0.8" x 0.75" x 0.7"(L*W*H) Materials : Aluminum Net Weight : 11g Package Content : 1 x RC Boat Double Inlet Water Pickup