Colony monash bmx framecolonys monash bmx frame is a full 4130 crmo frame that forms part of the jack kelly signature range the monash bmx frame features a heat treated integrated headtube with tapered rear staysa wider rear end accommodates fatter 24 tyres and the unique and exclusive invest cast colony brake tabs are removable featuresfull crmo framejack kelly signature frameresponsive street geometrydent resistant dt tt with external gussetsheat treated integrated headtube longer le