Just as durable and half the size. The Single Cylinder Dolly HD is designed for demanding industrial facilities or tough outdoor applications in which transport of a single cylinder is required. Accommodates one cylinder, up to 12" in diameter, including class 300 SCF industrial gas cylinders and No. 5 acetylene cylinders. Pneumatic wheels standard on Part No. 7301-BK-A maximize maneuverability over rough terrain. Product Number: 7301-BK Dimensions: 22.5" L x 24.75" W x 46" H 57 cm x 65 cm x 117 cm Weight: 31 lbs. / 27.45 kg Load Bearing Capacity UDL: 250 lbs / 113.4 kg 7301-BK-A 23.75" L x 23" W x 45.88" H 60.33 cm x 58.42 cm x 116.52 cm 35 lbs. / 15.87 kg 250 lbs / 113.4 kg