## Complete Piston 39.00 50cc FMB 139FMB 4T This complete piston with a diameter of 39.00 mm from the renowned brand FMB is the perfect choice for your 50cc 4T engine. Designed for precision and durability, it guarantees optimal performance and a long service life. The part number 139FMB makes it easy to identify and select the correct part. ### Why choose an FMB piston? FMB is a brand known for high-quality spare parts for motorcycles and scooters. By choosing an FMB piston, you are investing in reliability and peace of mind. This piston will ensure smooth engine operation and restore its original power. The set is complete, meaning it contains all the necessary elements for assembly, saving you time and money. ### Perfect fit The 39.00 mm piston is precisely manufactured, guaranteeing a perfect fit to the cylinder. This minimizes energy loss and ensures quiet and efficient engine operation. The robust piston design provides resistance to high temperatures and loads, which translates into a longer engine life. ### Trust FMB quality By choosing the complete piston 39.00 50cc FMB 139FMB 4T, you are choosing proven quality and reliability. Provide your engine with optimal operating conditions and enjoy a smooth ride.