In 1902 the M.R.W.A. acquired twelve bogie cattle trucks numbered 11C-22C. They were similar in design to the W.A.G.R. T class. Before 1911 these were renumbered 194-205. A further three were built in 1911 and by 1913 it is known that numbers 292-296 and 302, 303 & 307 had been added. Between 1912 and 1927 these cattle trucks were all converted to class CM and in 1934 they were renumbered 751-770. Some rebuilding occurred in the 1950's (754 in 1953, 766, 769, 770 in 1955, 763 in 1956) but is not known if this altered their appearance. Disposal of the class was as follows:

No picture available

1959-61	756, 757, 759, 761, 765 written off
1961	751, 758, 760, 762, 764, 767, 768 stowed.
1962	751, 752, 758, 760, 762, 764, 767, 768 written off
1963	753 written off
1964	754, 755, 763, 766, 769, 770 written off
1965	763, 766, 770 to JETTY 257, 289, 262
The MPWA outline diagram is shown below.