Cox, fresh from his latest Six Nations action with England Under-20s, will lead a side that also features rising stars Greg King and Miles Benjamin who have been recently named in the latest England Under-19 squad.
Jonny Arr, Matt Deacon and George Thomas, who are also on the fringes of the England Under-19 squad, are also set to feature.
Entry to the match, on pitch two, is free of charge. Food and drink will be available on the night.
Team: 01 Shaun Barrows, 02 George Thomas, 03 Jack Gilding, 04 Rob Wood, 05 Matt Cox (c), 06 Haloti Molatika, 07 Daniel Willis, 08 Dave Hughes, 09 Johnny Arr, 10 Joey Carlisle, 11 Charlie Fellows, 12 Harry Owens, 13 Greg King, 14 Miles Benjamin, 15 Tom Wheatcroft
Replacements: 16 Charlie Thomas, 17 Matt Deacon, 18 Ollie Skyrme, 19 Tom Ivers, 20 Luke Yarranton, 21 Will Runciman, 22 Alex Grove, 23 Tim Streather, 24 Vince Lanciano