KTPL-12T fit 4/5/6mm, suitable for all 9/10/11 speed derailleurs.Ceramic bearing available.Optimized narrow-wide tooth design, increasing shifting speed, decreasing friction resistance, enhancing chain stability, suppressing shifting noise.*if you hear shifting noise...
KTPL-12T fit 4/5/6mm, suitable for all 9/10/11 speed derailleurs.Ceramic bearing available.Optimized narrow-wide tooth design, increasing shifting speed, decreasing friction resistance, enhancing chain stability, suppressing shifting noise.*if you hear shifting noise...