Standard office chairs seem to be rated for 110kg (about 17st), but there are plenty of XXL models for 150kg (~23st) in the UK, obvs. much more in the US :-)
@gbj_tester started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
Standard office chairs seem to be rated for 110kg (about 17st), but there are plenty of XXL models for 150kg (~23st) in the UK, obvs. much more in the US :-)