Summary:
Arsenal's England midfield duo have clashed on social media as they try to win the right to wear the Gunners shirt.

Full article:
By . John Drayton . Competition for places at Arsenal will be fierce this season and it seems Alex Oxlade-Chamberlain has already laid down the gauntlet to Jack Wilshere. Oxlade-Chamberlain took to Twitter to post a picture of himself wearing his team-mates No 10 shirt with the message: 'Might have to rob this number off Wilsh soon.... @JackWilshere tell me suttin....' Oxlade-Chamberlain currently wears the No 15 shirt for Arsenal. Wilshere is yet to respond to his team-mates lighthearted post. Making his mark: Alex Oxlade-Chamberlain posted a picture of him wearing Jack Wilshere's Arsenal shirt . Fighting fit: Alex Oxlade-Chamberlain shows off his strength as Jack Wilshere (left) takes a break . Numbers game: Jack Wilshere (right) currently wears the No 10 for Arsenal . Time to shine: Alex Oxlade-Chamberlain and Jack Wilshere (right) will be looking to impress during pre-season . The two England stars will see increased competition at the Emirates this season, however, after the arrival of Alexis Sanchez and the very real possibility that Arsene Wenger may sign another midfielder. Arsenal have been linked with moves for Real Madrid's Sami Khederia and Southampton's Morgan Schneiderlin. Wilshere and Oxlade-Chamberlain will be hoping to impress when Arsenal take on New York Red Bulls on Saturday.