• Revised graphics to match SRAM RED eTap components
• Hollow steel dome makes for the stiffest gear cluster ever at the lightest weight
• Compatible with SRAM RED eTap, RED, Force, Apex
• 11-30, and 11-32 ratios are NOT compatible with SRAM RED eTap short cage rear derailleur - Must use WiFli mid-cage rear derailleur.
• Heat-treated, high-grade tool steel provide superlative durability and a beautiful finish
• StealthRing elastomers and advanced tooth profiles eliminate vibration and noise for a smooth, silent ride