Longest distance rowed on a Concept II indoor rower in 24 hours by a pair (male)

According to Official Guinness Records,

The greatest distance rowed on a Concept II indoor rower in 24 hours by a pair (male) is 335.3 km (208.35 miles) by Simon Johns and Sam De Kooker (both UK) in Guernsey, Channel Islands, UK, in November 2008.
This predictably betters the record for an individual, set by David Harris at 307.68 km in 2001.

For a complete list of 2008 records, please visit 2008 Guinness Records in United Kingdom.

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