’S e criathar crith cruinn crith ùr-nodha agus àrd-èifeachdais a th’ anns an criathar crith cruinn air a bheil crith cruinn agus ioma-fhilleadh. Tha an seòrsa criathar crith seo air a dhealbhadh gu sònraichte airson clach stuthan cuaraidh a sgrìonadh, agus air a chleachdadh gu farsaing airson seòrsachadh thoraidhean ann an gnìomhachasan mèinnearachd, stuthan togail, còmhdhail, lùth, toraidhean ceimigeach. Mar sin, ’s e seòrsa de uidheamachd air leth a th’ ann a thathas a’ cleachdadh anns an aonad pronnadh is sgrìonaidh. Ma thèid criathar le trast-thomhas beag tollaidh a chuir a-steach, chan urrainnear an stuth fliuch is steigeach a sgrìonadh mura tèid an dòigh spraeadh uisge a chleachdadh.
Tha am bogsa crith cruinn air a dhèanamh suas sa mhòr-chuid de bhogsa crith, inneal-brosnachaidh crith, inneal crochaidh (no taic) agus motair, msaa. Bidh am motair a’ draibheadh prìomh shailean a’ bhrosnachaidh gus rothladh tron chrios-V, agus bidh am bogsa crith a’ crith air sgàth feachd neo-ghluasadachd ceud-ghluasadach a’ chuideam neo-chothromach air a’ bhrosnaichear. Gheibhear diofar leudan le bhith ag atharrachadh axis eas-chruthach a’ bhrosnaichear.
1. Gabh ri bloc eas-chruthach mar fheachd brosnachail, agus tha e glè àrd.
2. Cleachd boltaichean àrd-neart eadar am beam agus am bogsa sgrìonaidh, structar sìmplidh agus cumail suas furasta.
3. Gabh ri ceangal taidhrichean agus tha e sùbailteachd ceangailte agus tha an obrachadh seasmhach.
4. Gabh ri meud beag, tricead àrd, agus claonadh mòr cuideachd, a tha a’ dèanamh gu bheil èifeachdas àrd, comas mòr, fad-beatha fhada, cumhachd ìosal agus fuaim aig an inneal.
| Modail | Sgrion | Sgrion | Mogaill | A' biathadh | Comas | A’ crith | Dùbailte | Cumhachd | Meud | Cuideam | Sgrion | Sgrion |
| YK1237 | 1 | 4.4 | 2-50 | 200 | 25-160 | 970 | 8 | 11 | 3857 × 2386 × 2419 | 4.8 | 15-20 | 1200 × 3700 |
| 2YK1237 | 2 | 4.4 | 2-50 | 200 | 25-160 | 970 | 8 | 11 | 3857 × 2386 × 2419 | 4.9 | 15-20 | 1200 × 3700 |
| 3YK1237 | 3 | 4.4 | 2-50 | 400 | 30-180 | 970 | 8 | 11 | 4057 × 2386 × 2920 | 5.2 | 15-20 | 1200 × 3700 |
| 4YK1237 | 4 | 4.4 | 2-50 | 400 | 30-180 | 970 | 8 | 11 | 4257 × 2386 × 2920 | 5.3 | 15-20 | 1200 × 3700 |
| YK1548 | 1 | 7.2 | 2-50 | 200 | 45-250 | 970 | 8 | 15 | 4904 × 2713 × 2854 | 5.9 | 15-20 | 1500 × 4800 |
| 2YK1548 | 2 | 7.2 | 2-50 | 200 | 45-250 | 970 | 8 | 15 | 4904 × 2713 × 2854 | 6.3 | 15-20 | 1500 × 4800 |
| 3YK1548 | 3 | 7.2 | 2-50 | 400 | 45-280 | 9708 | 8 | 15 | 5104 × 2713 × 3106 | 6.5 | 15-20 | 1500 × 4800 |
| 4YK1548 | 4 | 7.2 | 2-50 | 400 | 45-280 | 970 | 8 | 18.5 | 5304 × 2713 × 3356 | 6.6 | 15-20 | 1500 × 4800 |
| YK1848 | 1 | 8.6 | 2-50 | 200 | 55-330 | 970 | 8 | 15 | 4904 × 3041 × 2854 | 6.2 | 15-20 | 1800 × 4800 |
| 2YK1848 | 2 | 8.6 | 2-50 | 200 | 55-330 | 970 | 8 | 15 | 4904 × 3041 × 2854 | 6.9 | 15-20 | 1800 × 4800 |
| 3YK1848 | 3 | 8.6 | 2-50 | 400 | 55-350 | 970 | 8 | 22 | 5104 × 3041 × 3106 | 7.2 | 15-20 | 1800 × 4800 |
| 4YK1848 | 4 | 8.6 | 2-50 | 400 | 55-350 | 970 | 8 | 22 | 5304 × 3041 × 3356 | 7.5 | 15-20 | 1800 × 4800 |
| YK1860 | 1 | 10.8 | 2-50 | 200 | 65-350 | 970 | 8 | 22 | 6166 × 3041 × 2854 | 6.4 | 15-20 | 1800 × 6000 |
| 2YK1860 | 2 | 10.8 | 2-50 | 200 | 65-350 | 970 | 8 | 22 | 6166 × 3041 × 2854 | 7.1 | 15-20 | 1800 × 6000 |
| 3YK1860 | 3 | 10.8 | 2-50 | 400 | 65-380 | 970 | 8 | 22 | 6366 × 3041 × 3106 | 7.4 | 15-20 | 1800 × 6000 |
| 4YK1860 | 4 | 10.8 | 2-50 | 400 | 65-380 | 970 | 8 | 30 | 6566 × 3041 × 3356 | 7.7 | 15-20 | 1800 × 6000 |
| YK2160 | 1 | 12.6 | 2-50 | 200 | 80-720 | 970 | 8 | 30 | 6166 × 3444 × 2854 | 9.9 | 15-20 | 2100 × 6000 |
| 2YK2160 | 2 | 12.6 | 2-50 | 200 | 80-720 | 970 | 8 | 30 | 6366 × 3444 × 3106 | 11.2 | 15-20 | 2100 × 6000 |
| 3YK2160 | 3 | 12.6 | 2-50 | 400 | 90-750 | 970 | 8 | 37 | 6566 × 3444 × 3356 | 12.4 | 15-20 | 2100 × 6000 |
| 4YK2160 | 4 | 12.6 | 2-50 | 4050 | 90-750 | 970 | 8 | 45 | 6566 × 3444 × 3356 | 15.1 | 15-20 | 2100 × 6000 |
| YK2460 | 1 | 14.4 | 2-50 | 200 | 150-810 | 970 | 8 | 30 | 6166 × 3916 × 3839 | 12.2 | 15-20 | 2400 × 6000 |
| 2YK2460 | 2 | 14.4 | 2-50 | 200 | 150-810 | 970 | 8 | 30 | 6166 × 3916 × 3839 | 13.5 | 15-20 | 2400 × 6000 |
| 3YK2460 | 3 | 14.4 | 2-50 | 400 | 180-900 | 970 | 8 | 37 | 6366 × 3916 × 4139 | 13.6 | 15-20 | 2400 × 6000 |
| 4YK2460 | 4 | 14.4 | 2-50 | 400 | 180-900 | 970 | 8 | 45 | 6566 × 3916 × 4439 | 14.4 | 15-20 | 2400 × 6000 |