B-Side 650B 20.5" Gunmetal (Sliding Dropouts)

650b tires roll over obstacles better and are more stable at speed than a 26" wheel. Better in twisty singletrack than a 29er.

The re-designed B-Side has an improved geometry with snazzy Tange/IRD Sliding Dropouts to boot

Tange Prestige heat-treated butted CrMo steel; butted CrMo rear end

Disc brakes only (no canti studs)

Tange/IRD Sliding Dropouts allows geared and single-speed builds with easy wheel removal

S-bend seatstays and chainstays

Low sloping top tube/short seat tube

Geometry adjusted for the White Bros. Magic 650b 80mm travel fork (will also work with some 100mm travel 26" wheel forks)

1-1/8" size headtube, 27.2mm post size/28.6mm frt. der. Size

4.5 lb