High quality and competitive price Package :According to your design Delivery:On time Satisfied before-sales and after-sales we mainly produce motorcycle chain ,specially 428,of course 415,420,520,525 and etc.Meterialsplate:40Mnpin:30CrMnTiroller:10#bush:10#Choicefinish:1,natural 2,yellow 3,bluebrand: Motorcycle Chain428