Product Description
RC Boat Water Inlet Tap OD6mm ID5mm / OD4mm ID3mm Stainless Steel L Water Sucking Tube With Aluminum Fixing Mount Spare Parts for RC Boat
4mm Water Inlet Total Length about 18cm-19cm, it is suitable for Electrice RC Boat and Nitro Boat.
6mm Water Inlet Total Length about 20cm, it is suitable for Gas RC Boat.
After installed for your reference: