Crane is a former Churchill Cup winner, while Twelvetrees made his Saxons debut during this season’s Six Nations period.
Both played in the Aviva Premiership Final for Tigers on Saturday and now turn their attentions to international rugby, starting this weekend.
Head coach Stuart Lancaster has named a 24-man group for the tournament that kicks off against the USA at Northampton’s Franklin’s Gardens on Saturday (5pm). England also take on Tonga at Gloucester on Sunday, June 12 (2.30pm) and finals day is at Worcester on Saturday, June 18. Canada, Italy A and Russia are the other teams involved in this year’s tournament.
England Saxons
Forwards
David Attwood (Gloucester Rugby)
Mouritz Botha (Saracens)
Kieran Brookes (Newcastle Falcons)
Jordan Crane (Leicester Tigers)
James Gaskell (Sale Sharks)
Jamie Gibson (London Irish)
Joe Gray (Harlequins)
Tom Johnson (Exeter Chiefs)
Graham Kitchener (Worcester Warriors)
Matt Mullan (Worcester Warriors)
Luke Narraway (Gloucester Rugby)
David Paice (London Irish)
Matt Stevens (Saracens)
Backs
Miles Benjamin (Worcester Warriors)
Mike Brown (Harlequins)
Rory Clegg (Harlequins)
Alex Goode (Saracens)
Paul Hodgson (London Irish)
Topsy Ojo (London Irish)
Charlie Sharples (Gloucester Rugby)
Henry Trinder (Gloucester Rugby)
Jordan Turner-Hall (Harlequins)
Billy Twelvetrees (Leicester Tigers)
Micky Young (Newcastle Falcons)
