The Onyx 27" JX7P Propane Burnisher is fast, safe and reliable. This machine can burnish up to 34,000 sq ft per hour. The floating brush skirt contains dust, as does the vacuum bag attachment. The JX7P leads the industry with its power and 53% less carbon emissions. Another notable feature of this Onyx burnisher is the unique LEHR fuel system, which requires no adjustments. The Onyx JX7P features anti-vibration isolators and a low tone noise reduction muffler. This machine comes standard with: 603cc Kawasaki Engine, LEHR Fuel System, Clutch, Emission Sensor and Vacuum System with Bags.