Mndandanda wa Roller Linear Motion Guide uli ndi chogudubuza ngati chinthu chogudubuza m'malo mwa mipira yachitsulo.Mndandandawu udapangidwa ndi mbali ya 45-degree yolumikizana.Elastic deformation of the linear contact surface, panthawi yotsitsa, imachepetsedwa kwambiri motero imapereka kukhwima kwakukulu ndi mphamvu zolemetsa kwambiri mumayendedwe onse a 4.Msewu wa mzere wa RG umapereka magwiridwe antchito apamwamba popanga zolondola kwambiri ndipo amatha kukhala ndi moyo wautali wautumiki kuposa mizere yachikhalidwe ya mpira.