Ihe ndị na-ere ọkụ maka ụgbọ okporo ígwè Ngwa njikwa Ballast Ndị na-ehicha Ballast Undercuters

Onye na-egwupụta ihe kwesịrị ekwesị: 15-20ton

Ọrụ ahaziri ahazi, mezuo mkpa akọwapụtara

Atụmatụ Ngwaahịa

Ụzọ dị mfe maka nyocha.

Nchedo etiti maka ihe ndị mejupụtara hydraulic.

Netwọk nyocha a na-agbanwe agbanwe.

Mbido ntụgharị okpukpu abụọ.

Valvụ enyemaka nrụgide dị elu ejikọtara.

Profaịlụ ntinye sara mbara pụrụ iche.