Concrete Pump Clamp,concrete pump pipe quick release clamps Size: 2”,2.5”,3”,4”,5”,6”,7” Material: 40Cr Technical: Forged Type: Quick/snap clamp, bolt clamp, screw clamp, wedge clamp Application: Schwing,PM,Sany,Zoomlion ,KCP etc. Product Name: Concrete Pump Mounting Clamp/Coupling Material: carbon steel Size: 2inch-8inch Type: Quick/snap clamp, bolt clamp, screw clamp, wedge clamp Technique: Casting/Forging Color: Galvanized , Painting according to