"I will hopefully pass on the experience I have picked up over the years, from winning a bronze at the Olympic Games, the WBC title, the IBO title and getting in with some great fighters like Joe Calzaghe, " he said.

BBC: CHOOSE A SPORT

"There's no doubt David is a very intelligent rugby player and will pass on a lot of his experience and motivation to the younger group of players that are coming through, " said Stephen Jones.

BBC: Scarlets hand captaincy to Jones