They are joined by two fellow professionals, Fergus Thomson and Scott Barrow.
Two Scotland under-19 caps also are in the Glasgow squad – Ali Miller, the GHA scrum half, who will be playing against his own clubs in the afternoon's opening match, and Alan Kelly, the lock from Hillhead/Jordanhill. Making up the squad are Greg Sinclair from Allan Glen's, Jonathan White from Heriot's, and Stuart Orr from Glasgow Hawks.