Meanwhile, the Trailfinders have lost tighthead prop Johannes Jonker to Bath who have also signed Glasgow Warriors D'Arcy Rae who plays in the same position.
Bristol Bears have signed English-qualified centre Antoine Frisch from Rouen who rejected a much larger offer from Stade Francais.
Wasps have revealed that Juan de Jongh will be leaving the club when his contract runs out in the summer and will be re-joining the Stormers.
Harlequins have strengthened their squad with back row Luke Wallace re-joining from Leicester Tigers on a shortterm deal.
Doncaster hookers Will Holling and George Roberts have agreed to new two-year deals while back row Sam Graham and centre Connor Edwards have extended for similar periods.
BY NEIL FISSLER
