Pitmoto - CGEX301486 - Exhaust - Stock, Cag Stock exhaust pipe for 47-49cc mini pocket bikes, MTA1, MTA2, MX3, and other models with the same style exhaust. Specifications: Length: 25 inches (straight portion) Bolt hole center to bolt hole center: 1.5 inches (mounting portion) Length: 35 inches (including the curved portion inner measurements) Exhaust Tip is ChromeNote: Will not work on Quattro or mini pocket quads, verify the dimensions to see if it will work for your model.