Jerin Jagorar Motsin Motsi na Roller Linear yana fasalta abin nadi azaman abin juyi maimakon ƙwallayen ƙarfe. An tsara wannan silsilar tare da kusurwar lamba 45. Nakasar daɗaɗɗen layin tuntuɓar layi, yayin lodawa, tana raguwa sosai ta haka tana ba da ƙarfi mai ƙarfi da ƙarfin nauyi mafi girma a cikin duk kwatancen kaya 4. Hanyar jagorar madaidaiciyar jerin RG tana ba da babban aiki don masana'anta madaidaici kuma yana iya cimma tsawon rayuwar sabis fiye da hanyoyin jagororin madaidaiciyar ƙwallon ƙwallon gargajiya.