Iteraniro ryoroshye ubukonje buzengurutse ibyuma bya placon roller ikiraro kibangikanye kubwoko bwa 40 roller track na tube
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.