Swapping out beam lengths is easy which assures that you always have the right length for your project. A strong, light weight frame allows the leveling ruler to be changed in seconds. Lightweight Power unit and frame making it easy to maneuver and transport around the site. Kick stand comes standard for keeping the motor upright and out of the cement. Concrete Vibrator mainly made up by the motor, transmission, scraper, vibrator, handle five major components.Working principle: Concrete vibrator, is a vibrator floating on the concrete surface for direct tamping. It is attached to the vibrator mounted on the plate, work, through the plate chassis vibration will be introduced into the interior from the surface and the concrete fizzy. This type of vibrator is mainly applied to a large area of vibration, the thickness of the small cement concrete pavement, deck and concrete precast panels, etc. It should be noted that the oil cup add 79ml oil chassis, do not add more, otherwise it is easy to reverse the interior of the cylinder, causing smoke and other adverse conditions, this time put the machine down, pour out the oil, the machine can then run for a while Back to normal. Change the oil every three days and remove the air bubbles before starting. Feedback is very important to us. It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it's non-workdays, please kindly be patient and wait till Monday. This item is in the category "Business & Industrial\Light Equipment & Tools\Concrete Vibrators". The seller is "helenheather" and is located in this country: US. This item can be shipped to United States.