Item specificsItem Type:OtherColor classification:bluecolor classification:blackProduct DescriptionFeaturesBrand New 43cc 47cc 49cc 50cc 2-Stroke Carburetor.For Pocket Bike， ATVs， Stand-up Scooters， Dirt Bikes， Mini-Choppers.Venturi Side Opening:15mm and 10mmBolt Hole Spacing:31mmAir Fuel Mixture Adjustment.Low Speed Adjustment.Fits almost all the Chinese Brands.Please check measurement before you purchase. Please leave a message you need item caliber (15mm or 10mm) Contents1pcs