MCR
| RING NO | Remarks | Ds | Dg | w | Df | T | S | RING factor of 3 | GROOVE factor ot 2 |
| MCR-220 | MCR-220 | 220 | 210.8 | 5.3 | 209.3 | 4.8 | 9.52 | 914940 | 698765 |
| MCR-230 | MCR-230 | 230 | 220.36 | 5.3 | 218.74 | 4.8 | 9.52 | 956528 | 765465 |
| MCR-240 | MCR-240 | 240 | 230 | 5.3 | 228.3 | 4.8 | 9.52 | 998116 | 828575 |
| MCR-250 | MCR-250 | 250 | 239.4 | 5.3 | 237.7 | 4.8 | 9.52 | 1039704 | 914885 |
| MCR-260 | MCR-260 | 260 | 249.2 | 5.3 | 247.5 | 4.8 | 9.52 | 1081292 | 969433 |
| MCR-270 | MCR-270 | 270 | 259.1 | 5.3 | 257.33 | 4.8 | 9.52 | 1122880 | 1016040 |
| MCR-280 | MCR-280 | 280 | 269 | 5.3 | 267.17 | 4.8 | 9.52 | 1164468 | 1063338 |
| MCR-12 | MCR-12 | 12 | 11.34 | 1 | 11.21 | 0.89 | 1.14 | 10641 | 1384 |
| MCR-13 | MCR-13 | 13 | 12.34 | 1 | 12.21 | 0.89 | 1.14 | 11528 | 1678 |
| MCR-14 | MCR-14 | 14 | 13.3 | 1 | 13.15 | 0.89 | 1.14 | 12415 | 2069 |
| MCR-15 | MCR-15 | 15 | 14.28 | 1 | 14.13 | 0.89 | 1.14 | 13302 | 2499 |
| MCR-16 | MCR-16 | 16 | 15.28 | 1 | 15.13 | 0.89 | 1.4 | 14188 | 2837 |
| MCR-17 | MCR-17 | 17 | 16.2 | 1 | 16.05 | 0.89 | 1.4 | 15075 | 3609 |
| MCR-18 | MCR-18 | 18 | 17.14 | 1.17 | 16.96 | 1.07 | 1.65 | 19190 | 3571 |
| MCR-19 | MCR-19 | 19 | 18.12 | 1.17 | 17.94 | 1.07 | 1.65 | 20256 | 4148 |
| MCR-20 | MCR-20 | 20 | 19.08 | 1.17 | 18.9 | 1.07 | 1.65 | 21323 | 4878 |
| MCR-21 | MCR-21 | 21 | 20.08 | 1.17 | 19.88 | 1.07 | 1.65 | 22389 | 5397 |
| MCR-22 | MCR-22 | 22 | 20.94 | 1.17 | 20.74 | 1.07 | 1.9 | 23455 | 6765 |
| MCR-23 | MCR-23 | 23 | 21.94 | 1.17 | 21.74 | 1.07 | 1.9 | 24521 | 7511 |
| MCR-24 | MCR-24 | 24 | 22.94 | 1.17 | 22.74 | 1.07 | 1.9 | 25587 | 8297 |
