RT115L-HDA

20R • 3FC ATM • HT • DLX
Aug 1974 - Aug 1978

RT115L-KDA

20R • 4F MTM • HT • DLX
Aug 1974 - Aug 1976

RT115L-MDA

20R • 5F MTM • HT • DLX
Aug 1974 - Aug 1978