1)Foot Rest 2)ISO9001 :2000 3)hole size : 30x100mm , 40x100mm , so on 4)flat bar : 25x5mm , 30x5mm , 40x5m Foot RestInformation ... 6)product standard : in china YB/T4001.1-2007 : in USA , UK , astrulia , New Zealand , also has itself standard ... . we can do as UK BS4592-1-1995 standard , USA ANSI/NAAMM(MBG531-88) , and so on standard . the ... ISO9001 please call me Miss Linda Mob:8618603182071 Foot Rest