Lawe nui nā bearings pōpō hohonu i ka ukana radial a me ka lawe ʻana i ka ukana axial kaulike. Me ka liʻiliʻi o ka coefficient o ka friction, ka wikiwiki palena kiʻekiʻe. ka laulā nui a me nā ʻano like ʻole o ke ʻano, kūpono lākou no nā mea hana pololei, nā motika walaʻau haʻahaʻa, nā kaʻa, nā mokokaikala, a me nā mīkini maʻamau ʻē aʻe, ma ke ʻano he ʻano bearings i hoʻohana nui ʻia i ka ʻoihana mīkini.
