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Udiri roba
Ezi mma, dị irè ma dị mfe, nnukwu ikike ịrụ ọrụ, ogologo ndụ ọrụ, mgbakọ na-adaba adaba.
Otu uru bara uru dị na Rubber wheel bụ ikike ha nwere ịmịghị ihe dị iche iche iji weta njem dị larịị, na-enweghị mgbawa na ịma jijiji.
Nke a dị mkpa karịsịa mgbe ị na-ebufe ibu ndị siri ike.
Mgbe e jiri ya na tandem na casters, pneumatic wiil nwere nnukwu elele, gụnyere:
Ike ibu buru ibu. Wheelskwụ roba na-ewu ewu, ngwa mmepụta ihe n'ihi nnukwu ibu ha.
