1. Isakhiwo seRoller: Indawo Enkulu Yendawo Yokukhipha, Ukucindezela Okuhlakazekayo KweRoller Nokwanda Kokuphuma;
2. Isakhiwo Sokusika: Isakhiwo Sokukhipha Isitsha Esizimele Siqinisekisa Ukushelela Kokukhipha kanye Nokufana Kwencazelo Yomkhiqizo Oqediwe;
3. Isakhiwo Sokuphakela: I-Ring Die Ayijikelezi, Futhi Umgodi Oyinhloko We-Roller Uyajikeleza, Odlala Indima Yokuphakela I-Centrifugal Ngokulinganayo.
4. Uhlelo Lokugcoba: I-Roller Assembly Ifakwe Ithangi Lamafutha Elizenzakalelayo, Elingasetshenziswa Nebhotela Izinsuku Ezi-2-3;
5. Isakhiwo Esijikelezayo: I-Gearbox Enohlelo Lokugcoba, Ene-Torque Ezinzile Futhi Engenawo Ukushisa.