According to the Manchester Evening News, The Red Devils are looking to loan out two young talents before the transfer deadline.
United hope the 19-year-old and 18-year-old respectively can play regularly this season.
Aljofree signed for Altrincham on a flexi-loan in the January transfer window, gaining valuable experience.
Harrison spent last season playing games for United's Under-21 side, but is now ready for senior action.