A number of fringe players are expected to be given a run-out, including Tommy Johnson, Wayne Corden and Andy Parton.
Full-back Lee Ridley may also make his comeback after his return from a hernia injury, as he looks to boost match fitness.
The trip to Belle Vue (7pm kick-off) comes just four days before United also play Rovers in the league.
The Iron's reserves last played on Wednesday, drawing 0-0 at home to Pontins East Division leaders Lincoln City. United sit ninth after playing a game less than everyone else.