Twebwe (CNG) dutanga 300CH Cap hamwe na Con.hole, Ikoreshwa mugucomeka imiyoboro ya pine, kandi imikorere yayo ni nkiy'umutwe n'umutwe, Bakoreshwa muguhuza Standpipe kugenzura, gukwirakwiza, cyangwa gushyigikira imiyoboro muri ingano cyangwa icyerekezo gitandukanye. Kwihuza na groove, umushinga wigihe wabitswe cyane hamwe nogushiraho byihuse no kubungabunga byoroshye.