In-line fuel filter with nearly universal applications Found on many 50cc, 125cc, & 150cc gas scooters Compatible with dirt bikes, mini bike, go-karts, & ATVs of all sizes, 50cc, 70cc, 90cc, & 110cc Keeps your fuel clean and your engine running strong Outside barb diameter is 8 mm In-line fuel filter for gas scooters, ATVs, mini bikes, dirt bikes, & go-karts. 30 Day Warranty Description In-line fuel filter for gas scooters, ATVs, mini bikes, dirt bikes, go-karts. Specifications Body Diameter (at widest point): 31 mm Fitting Barb Outside Diameter: 8 mm Overall Length: 55 mm