Casters wheel , trolley, hand cart. High quality casters products company.
pu wheel · yh · wheels · wheel caster
類型: wheel、caster、bearings、wheels、yh
單車時代曾經整理過公路車零件圖解,這次將對各部件做更詳盡的介紹,讓大家更了解愛車的配件,首先先來介紹車架、座墊及轉向系統!