ingoyi, ubwoko bumwe bwo kwiba ubunini buto nuburemere bunini kandi burakoreshwa cyane.Bishobora kugabanywa muri G209 (BW), G210 (DW), G2130 (BX) na G2150 (DX) .Kurikije ubwoko, birashobora kugabanywa muburyo bwumuheto (Ubwoko bwa Omega ) ubwoko bwumuheto hamwe nubwoko bwumugore nubwoko bwa D (ubwoko bwa U cyangwa ubwoko bugororotse) D nubwoko bwumugore; Ukurikije aho bikoreshwa, birashobora kugabanwa muburyo bubiri: Marine nubutaka.
