Tandem Asphalt Rollers CB34B star_border View Full Profile Email Facebook Twitter LinkedIn Copy Link The CB34B is a 4.5 metric ton machine with 1300 mm (51") drums. Specs Key Specifications Operating Weight 8157.0 lb (3700.0 kg)Standard Compaction Width 51.0 in (1300.0 mm)Gross Power 48.8 hp (36.4 kW)