The young Gers will look to carry their momentum from Tuesday night's victory at Parkhead as they look to collect another three points against the Galashiels side.
The B team boss has made three changes to his squad since their midweek game with Jay Hogarth replacing Lewis Budinauckas in goals.
Adam Devine, Robbie Fraser, Greig Allen and Kyle McClelland are in front of him in the defending backline.
Charlie McCann, Arron Lyall, and Cole McKinnon are in the midfield with Tony Weston, Charlie Lindsay and Ross McCausland up front for the Light Blues.
Lewis Budinauckas, Jack Harkness, Connor Allan, Darren McInally, and Kane Ritchie-Hosler are all available to McCallum on the bench.
RANGERS: Hogarth, Devine, Fraser, Allen, McClelland, McCann, Lyall, McKinnon, Weston, Lindsay, McCausland.
SUBS: Budinauckas, Harkness, Allan, McInally, Ritchie-Hosler.