Product description:âConcrete Mixer Truck ChutesâMTM Standard Extension ChuteâMcNeilus No.151650âBeck Part. 42000âCBMW 87532300âMaterial: ASTM Gr50, Ar225, A36 Steel, Q345B, Q235, Q520JJâThickness: 2mmâCurved EdgeâHighly Wear-resistantProduct Tags :Â extension chute MTM 151650 steel chute