Bearings na ƙwallon layi biyu sun dace da matsakaicin nauyin radial da ƙananan nauyin axial a duka hanyoyi biyu. Tsarinsu da aikinsu yayi kama da bearings na ƙwallon layi ɗaya. Ana amfani da waɗannan bearings a aikace-aikace inda ƙarfin ɗaukar nauyin bearings na layin layi ɗaya bai isa ba. Bearings na ƙwallon layi biyu suna da diamita na waje da diamita na rami iri ɗaya kamar bearings na layi ɗaya, amma suna da faɗi kuma suna da ƙarfin ɗaukar nauyi mafi girma fiye da bearings na ƙwallon layi ɗaya na jerin 62 da 63.
