A VINTAGE MID 1990′s GARY FISHER MARLIN STEEL FRAME. SEAT TUBE 39.5cm (15.5″) CENTRE TO CENTRE (43cm/17″ CENTRE-TOP). TOP TUBE 53.5cm (21) CENTRE TO CENTRE. 1 1/8 THREADED FORKS WITH HEADSET. 73mm BSC THREADED BOTTOM BRACKET. SPACING 100mm FRONT FORKS, AND 135mm REAR FORKS. FOR 26.4mm SEAT POST.