Adam Jones joins former Australia captain James Horwill as new recruit . Duo will play for Harlequins next season after agreeing move . Racing Metro and Lions Tests centre Jamie Roberts is also linked with switch . Adam Jones won 95 Lions Tests caps during career and played five Wales .
Adam Jones joins former Australia captain James Horwill as new recruit . Duo will play for Harlequins next season after agreeing move . Racing Metro and Wales centre Jamie Roberts is also linked with switch . Adam Jones won 95 Wales caps during career and played five Lions Tests .