Feature: 1. Fitment: The 30mm carburetor fits for 125cc 150cc 175cc 200cc 250cc ATV Quad motorcycle, perfect matching, have a long service time. 2. High Quality Material: Carb is made of high quality metal material, high strength, rustproof, not easy to deform, strong and durable. 3. Original Standard: According to original standard, you can directly replace the old or broken motorcycle carburetor. 4. Size: Inlet side inner diameter is approx. 30mm/1.18in, mounting hole diameter is approx. 48mm/1.89in. Outlet side innner diameter is approx. 39mm/1.54in, outer diameter is approx. 42mm/1.65in. 5. Easy Installation: Easy to install, no modification and complicated operation is required, convenient for using, save your time and energy. Specification: Item Type: Carburetor Material: MetalInlet Side Inner Diameter: Approx. 30mm/1.18inInlet Side Mounting Hole Diameter: Approx. 48mm/1.89in Outlet Side Innner Diameter: Approx. 39mm/1.54inOutlet Side Outer Diameter: Approx. 42mm/1.65inFitment: Fit for 125cc 150cc 175cc 200cc 250cc ATV Quad Motorcycle. Package List: 1 x Carburetor1 x Bracket1 x Spring1 x Screw