... so on.common size The sizes 6meter x1 meter ,5.8meter x 1meter are the common size to Aisan and ... and so on. No.ItemDescription1Bearing Bar25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, ... ''x1/8'' etc2Bearing Bar Pitch12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38. ... 1, 40, 41.25, 60, 80mm etcUS standard ...