Hazakorwa icyuma kigizwe na silindiri ndwi. Ubugari n'umurambararo w'ubuso bufatanye bwa Double flange bigomba kuba binini bihagije kugira ngo umurongo w'inzira utambuke. Double flange ikoreshwa nk'umuzingo w'inzira. Double flanges zikoreshwa nk'umuzingo w'inzira zishyirwaho kugira ngo zitware uburemere bw'ikinyabiziga. Double flanges zishyirwa mu mwanya wo kurekura icyerekezo cy'inyuma mu gihe ikinyabiziga gikora.
| Wh | Ubugari bw'aho ikigo gihurira |
| Wif | Ubugari bw'aho ikigo n'ubugari bw'ikirango cy'imbere |
| Ww | Flange y'imbere y'aho Hub n'ubugari bw'ibiziga |
| Wt | Ubugari bwose |
| Rh | Umwanya w'aho Hub iherereye |
| Imbunda | Imbere mu mwobo wo mu gisenge |
| Rw | Umurambararo w'ibiziga |
| Rof | Umwanya w'Inyuma w'Ikirenge |
Igihe cyo kohereza: 26 Nyakanga-2022
