... precision, fast dynamic response, and high reli JF180 (Series) Drum Rolling TesterStandards:GB 18352.2-2001GB /T12536-1990GB /T12537-1990GB ... automatically.(8) The tester also stocks body restrict institution, drum rolling brake, cooling fan such accessory and so on.(9 ... carType ZG 150/1248Power150kWDiameter 48″Tester (double-axis, double-drum) for 4×4 carType ZG 300/2248Power2×150kWDiameter 48″Tester ...