Spline ea rona e nepahetsengmokoti Li-gear li etselitsoe ho fana ka phetiso ea motlakase e sebetsang hantle haholo lits'ebetsong tse fapaneng tsa indasteri. Li entsoe ka mamello e tiileng le thepa e phahameng, li-gear tsena li netefatsa ts'ebetso e boreleli, ho fokotseha ha mokokotlo, le phetiso e ntlafalitsoeng ea torque. Li loketse liindasteri tse kang liroboto, likoloi, lifofane le mechini e boima, moo ho lokisoa ho nepahetseng le phetisetso e tšepahalang ea motlakase li leng bohlokoa.
E fumaneha ka ditlhophiso tse tloaelehileng le tse ikgethileng, di-spline shaft tsa rona di fihlela maemo a boleng ba ISO le DIN, di netefatsa ho tshwarella le bophelo bo bolelele ba tshebeletso esita le maemong a thata. Hore na o hloka di-spline tse otlolohileng kapa tse sa amaneng le tsona, re fana ka ditharollo tse ikgethileng ho lekana ditlhoko tsa hao tse ikgethang. Ntlafatsa tshebetso ya hao ka di-gear tsa rona tse nepahetseng haholo, tse entsweng ho boloka ditsamaiso tsa hao di sebetsa hantle.