METRIC SERIES DIMENSION d(mm) 32000X 10-260 30200 10-220 30300 10-190 32200 10-220 32300 30-170 32300 10-150 33100 10-120 33200 10-150 31300 10-150 32900 10-280 GB SERIES ≤400 *The grade of LHZ (HaiYang) Industry products are P0, P6, P5 and P4