Used but still reliable and durable concrete boom pumps from concrete pump depot for your every sort of construction sites.For more insight,please visit: www.concretepumpdepot.com/Schwing_42Meters_2381.htmlUsed but still reliable and durable concrete boom pumps from concrete pump depot for your every sort of construction sites.For more insight,please visit: www.concretepumpdepot.com/Schwing_42Meters_2381.html...Show More