... 0m,12ft/3.7m 14ft/4.5m,16ft/4.9m High Frequency Gas Powered Vibration Screed SS1 SeriesCONSMAC SS1 Series concrete power ... , and do it more accurately. Only weight approximately 16kg, it's one of the lightest portable unit on the market. High Frequency Gas ... , 14ft/4. 5m, 16ft/4. 9m 9. Easily changed blades High Frequency Gas Powered Vibration Screed Specification Item NoSS1HEngine TypeAir-cooled,single ...