สเตอร์Shimano XT 9 Speed 11-32T CS-M770

สเตอร์ Shimano XT 9 Speed CS-M770 11-32T
รายละเอียด

สเตอร์ XT 9 Speed 11-32 ฟัน
LIGHTWEIGHT SPROCKET CARRIERS Five largest sprockets are mounted on a light alloy carrier to reduce weight and increase rigidity.
Spockets are cut away and drilled to further reduce weight without reducing rigidty.
HYPERGLIDE SPROCKET DESIGN have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load.
Close Ratio gearing allows a more efficient use of energy through finer cadence control
Chrome-plated finish offers hard wearing resistance to corrosion
Chrome Plated steel cassette lockring
XT Cassette sprocket sizes : 11,12,14,16,18,21,24,28,32 Teeth
งานญี่ปุ่น Made in Japan

น้ำหนัก 270g
ems 70