Fastest marathon carrying an 80 lb pack

Fastest marathon carrying an 80 lb pack
Who
Michael Barker
What
5:43:24 hour(s):minute(s):second(s)
Where
United Kingdom (London)
When

The fastest marathon carrying an 80-lb pack is 5 hr 43 min 24 sec and was achieved by Michael Barker (UK), at the 2016 Virgin Money London Marathon, in London, UK, on 24 April 2016.

Michael is a former Royal Marine's Commando and is currently a firefighter in London.