Iteraniro ryoroshye imbaraga zikomeye ibikoresho byicyuma placon ikiraro kiringaniye cyubwoko bwa 40 roller track.
Turi abakora ibyuma bya roller track hamwe. Ibicuruzwa byacu bigurishwa biturutse ku nganda. Hamwe nibiciro biri hasi hamwe no kohereza byinshi, nitwe duhitamo neza kubacuruzi.