Zachary Porthen will become the youngest prop to debut for the Springboks in the professional era when he runs onto the field in London on Saturday.
Springbok coach Rassie Erasmus revealed there are three injured players who have been released from the Rugby Championship squad that will face Argentina.
Springbok newcomers Ethan Hooker and Sacha Feinberg-Mngomezulu could barely contain their joy and pride after being part of the Boks' record-breaking win over the All Blacks.