Bọọlu KGG ni oruka lode, oruka inu, ati ọpọlọpọ awọn rollers ati awọn alafo.Gbigbe pẹlu iṣedede iyipo giga ti o lagbara lati gbe awọn ẹru ni gbogbo itọsọna.Nitoripe o ni awọn rollers iyipo ti a ṣeto si orthogonally, o le ru awọn ẹru ni gbogbo itọsọna.KGG n pese awọn iru meji ti awọn bearings: Deep Groove Ball Bearing ati Angular Contact Ball Bearings.