Draft Gear is the heart of the draft system. It is a large heavy component that absorbs the energy of the equipment coupling together and it also provides a rebound force that maintains slack between the cars. There are various types of draft gears designed for specific situations .There are much more type of draft gear like : Mark 50 ，MARK 500 ，Mark H-60 of AAR and . In china ,the standard draft gear is :

MT-2，MT-3 ( similar to Mark 50)

MT-2 main used on the heavy loading wagon which loading is 70Ton or over .

MT-3 main used on the axle loading 21ton and loading 60ton common freight wagon.

Both of them are the all steel friction type draft Gear which is similar to the AAR type of Mark50 .

HM-1,HM-2,and HN-1 major on the heavy loading which can meet the requirement of speed 120km/h and axle loading :21t~25ton freight wagon .All of them are the Elastic cement or mixing parts .

Performance comparison table: