ZTTO 8 Speed 11-32T MTB Bicycle Cassette Mountain Bike Steel 8s 8v K7 Freewheel Flywheel Parts 8S

Description

Super Fluid Drive is located in the mountain card type. It is made of high-tension steel plate with ni-cr silver treatment on the surface. It can match the Himalayan/micro transition speed. It can also work with the SHIMANO transmission system.