ZTTO 11S 11-50T SL Black GOLD Cassette MTB 11 Speed Golden Wide Ratio Freewheel Mountain Bike parts for K7 XO1 XX1 m9000

ZTTO MTB 11 Speed 11-50T SL Cassette MATERIAL: SPROCKETS :STEEL  SPIDER :ALUMINUM Color: Black Gold/ Black Silver WEIGHT: About 590g RANGE: 11-50T Fit for: Mountain bike RATIOS: 11- 13- 15- 18- 21- 24- 28- 32- 36- 42- 50T FIT for Sh1nnan0 HG SYSTEM, Compatible with 10speed hub Good Compatibility This cassette is a cassette for 11speed MTB groupset. You can also use it for other brands. High quality metal It is made of high tensile steel and made by the technology of quench-temper hardening. So it has higher strength, durability and has extreme resistance to abrasion. The strong antioxidation makes it hard to rust to have a long service life. Because of the unique design of the gear sprocket exclusively for mountain bike, you can control the shift function well. ZTTO design We adopted the hollow design, and the weight is reduced to some extent. The surface made by the technology of chrome plating. There is no fading on the plated surface. And the surface of golde