GOOFIT 44mm Air Filter for GY6 150cc ATV Go Kart Moped Scooter Total Length: 330mm The mouth diameter: 44mm Air Filter for GY6 150cc ATV Go Kart Moped Scooter Arrival within 1-2 days (Sold by GOOFIT and Fulfilled by Amazon) Arrival within 7-15 days (Ships from and sold by GOOFIT)