breakbrake17: SPIKE Y6 Sprocket Available Now.

SPIKE Y6 Sprocket:

- 4130 CHROMOLY STEEL
- HEAT TREATED
- SPLINE DRIVE FOR 19MM SPINDLES
- 1/8″ WIDTH TEETH
- SIZE 31T , 33T
- COLOR BLACK, RAW, RED
- WEIGHT 167g(33T)

更多資訊：spikeparts.com