Ningbo Penk Intelligent Technology Co.,Ltd, Was founded in 1990'S, Specializing in producing bicycle and electric bicycle parts. The three main products are brake sets, Derailleur systems ,Pedals and more than 100 other related accessories
Finish: black,ED,UCP,CP
Axlerree: 6002RS
Screw thread: B1.375X24T
Packing: 50SET/CTN 30X22X22cm G.W.:22kgs
