ITEM NAME:58mm Racing Air Filter for Motorized Bicycle Pocket Bike Dirt ATV Quad Moto Description: - 100% brand new and high qualiy. - 58mm Performance Cone Air Filter with a Rubberneck Coupler. - Air Filter manufactured in chrome housing and comes with a red film protection that needs to be peeled off before use. - Designed for most carburetors requiring a 58mm (2.28in) inside diameter opening. - Fitment: for small engines 49cc-80cc 2-strokes,ATV,Dirt Pit Motorcycle ,Motorized Bicycle,Pocket Bike,Scooter,Moped,Go-Kart.Also fits MTA4 39cc water cooled 2-stroke mini pocket bike. Specification: - Material: Metal - Inner Diameter: Approx. 58 mm / 2.28 inch - Total Diameter: Approx. 70 mm / 2.76 inch - Height: Approx. 50 mm / 1.97 inch Package Included: 1 Piece Air Filter.Also fits MTA4 39cc water cooled 2-stroke mini pocket bike. - 58mm Performance Cone Air Filter with a Rubberneck Coupler. 1 Piece Air Filter. - Height: Approx.