Mayweather vs McGregor: Weight struggles denied by Conor McGregor who expects 15lbs advantage

Conor McGregor will have a weight advantage of "at least 15lbs" against Floyd Mayweather on Saturday night, according to his team.

Mayweather's accusation that McGregor is struggling to meet the 154lbs limit for Friday's weigh-in was also rejected.

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He will, without a doubt, be heavier than Floyd - at least 15lbs.

"His cut couldn't be going better," McGregor's nutritionist George Lockhart, who oversees his weight, exclusively told Sky Sports.

Asked if McGregor wanted a size advantage in the ring, Lockhart said: "Yes. He will, without a doubt, be heavier than Floyd - at least 15lbs."

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McGregor is currently the UFC lightweight (155lbs) champion, and has also won the featherweight (145lbs) title.

Mayweather's last four fights have been at welterweight (147lbs) but he notably fought Oscar De La Hoya and Saul 'Canelo' Alvarez at 154lbs.

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Mayweather and McGregor will weigh-in at the T-Mobile Arena on Friday.

Watch Mayweather vs McGregor, from the T-Mobile Arena, Las Vegas, from midnight August 26, live on Sky Sports Box Office. Book via your Sky remote or online here.

Changing shapes and sizes

Analysing what to expect from Friday's weigh-in

Fight Time: Mayweather v McGregor