SPEK :
– Patented of New Style & Construction
– CNC 7075 with Sealed Bearing or Tiramic Bearing
– Color options: Red, Gold, Black, Blue, Green, Silver, Pink
– Compatibility:11T for Shimano 9/10 speed (except #7900) & SRAM X-9, RED, RIVAL, FORCE (w/bush)
– Model No.: TK1711 11T for Shimano, Sealed Bearing
– COLORS BLACK & RED
