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
High-grade alloy V brake
O type spring tension adjustment
Type of Brake shoes: 50-70mm
Arm length: 110mm
Standard color: aluminium alloy,
black, color
Packing: 50PRS/CTN 42X30X21CM
