The 22-year-old forward has agreed a deal with David Hopkin's side until the end of the 2020/21 season.
McGuffie is the second new signing of the week for the Greenock club following the arrival of Sean McGinty from Partick Thistle.
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Thursday 30th January 2020
Morton snap up McGuffie
Morton have signed Craig McGuffie following his departure from Ladbrokes Championship rivals Ayr United.
