Five new players have been called up to training - Glasgow Warriors scrum - half Grayson Hart .
Five new players have been forwards Rob Harley and Ryan Wilson , along with the Edinburgh pair of uncapped hooker , George Turner , and back - row Hamish Watson .
Five new players have been called up to training - Glasgow Warriors scrum - half Grayson Hart and forwards Rob Harley and Ryan Wilson , along with the Edinburgh pair of uncapped hooker , George Turner , and back - row Hamish Watson .