a) Emere ya site na ABS.
b) Ihe ntinye a na-ewepụ ewepụ na-anabata ọtụtụ nhazi na nha aka dị iche iche.
c) O nwere efere azụ enyemaka, nke nwere ike imechi valvụ mpịakọta abụọ.
| Nkebi nke | Nkọwa |
| ABVL03 | Dabara adaba maka dayameta paịpụ site na 9.5mm(1/2") ruo 31mm (2 3/4") |
| ABVL04 | Dabara adaba maka dayameta paịpụ site na 13mm(1/2") ruo 31mm (2 3/4") |
| ABVL05 | Dabara adaba maka dayameta paịpụ site na 73mm(2 4/5") ruo 215mm (8 1/2") |
