Tha Super Precision Bearings air an dealbhadh gus coinneachadh ri riatanasan iarrtasan dùbhlanach: cruinneas àrd, astar cuairteachaidh àrd agus cruas àrd.
Bearradh rolair croise: SRAITH XR | Nì | Prìomh mheudan (mm) | | | | Ìre luchdaidh fiùghantach bunaiteach | | Astar cuibhrichte |
| d | D | T | r | Rèididh | Aiseil | Ola |
| XR496051 | 203.2 | 279.4 | 31.75 | 1.5 | 41000 | 49200 | 800 |
| XR678052 | 330.2 | 457.2 | 63.5 | 3 | 80000 | 98400 | 620 |
| XR766051 | 457.2 | 609.6 | 63.5 | 3 | 106000 | 133000 | 520 |
| XR820060 | 580 | 760 | 80 | 5 | 106000 | 209000 | 300 |
| XR855053 | 685.8 | 914.4 | 79.375 | 3 | 180000 | 22 4000 | 260 |
| XR882055 | 901.7 | 1117.6 | 82.55 | 3 | 225 000 | 297000 | 200 |
| XR889058 | 1028.7 | 1327.15 | 114.3 | 3 | 283000 | 374000 | 160 |
| XR897051 | 1549.4 | 1828.8 | 101.6 | 3 | 326000 | 489 000 | 80 |
| JXR637050 | 300 | 400 | 37 | 1.5 | 47200 | 60000 | 720 |
| JXR652050 | 310 | 425 | 45 | 2.5 | 61600 | 76500 | 640 |
| JXR699050 | 370 | 495 | 50 | 3 | 70 200 | 89 200 | 600 |
