For scooters with 50cc QMB139 engines Adaptable to other applications Durable black finished metal 4-liter capacity Our black metal fuel tank for 50cc QMB139 scooters is adaptable to a large range of street scooters and other powersports models The 50cc QMB139 has become truly ubiquitous all around the world and millions of gas-powered machines sport these engines 30 Day Warranty Description Our black metal fuel tank for 50cc QMB139 scooters is adaptable to a large range of street scooters and other powersports models. The 50cc QMB139 has become truly ubiquitous all around the world and millions of gas-powered machines sport these engines. This handy fuel tank is adaptable to a great variety of uses and is a perfect tank to use for a DIY engine project. With a copious 5.5 liters (1.45 gallon) capacity, this black enameled steel gasoline reservoir will carry plenty of go-juice to get there and back. Specifications Capacity: 5.5 liters (1.45 gallon)