... , bolt clamp,used for Zoomlion, PM, Sany,Schwing snap couplingsize:2''--8'' snap clamp, bolt clamp,used for Zoomlion, PM, Sany,SchwingNameClamp couplingSize2inch ... truck pipelineServing brandSchwing, PM, CIFA, Sany, Zoomlion and so on snap coupling