Kreen Boom nke a na-apịachi apịachi 20T-15M na-eme ule BV taa

Taa, anyị na-eme ule BV n'ụlọ ọrụ mmepụta ihe maka kreen boom nke dị mita 25 ruo 15. Nsonaazụ nnwale ahụ ka mma.

Kreọn Boom a na-apịachi apịachi nwere ikike ibu 20T na radius ọrụ 5-15m.