TIPSUM KTPL-12T 9 / 10 / 11 Speed Rear derailleur Narrow-Wide Pulley TIPSUM KTPL-12T 9 / 10 / 11速リアディレイラー用 ナローワイド プーリー

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

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