• Dynamic Chain Engagement (DCE) is used to hold the chain and help prevent chain jump out. This is achieved by using a broader and taller tooth profile in conjunction with a special hooked leading edge and alternate profiled tooth shaping. This provides superior chain retention, lower driving sound, increased durability and drag to a minimum
• Steel teeth and alloy spider construction for rigidity, lightweight and durability
• 12-speed chain compatible
• Chain ring fixing lock nut not included
• For 50 mm chain line

Occasionally, without notice, manufacturers change product design and/or specifications.