- Hollow steel dome makes for the stiffest gear cluster ever at the lightest weight.
- 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.
- Aluminum cog: lighter, stiffer, stronger due to the design, material and production process.
- Color: Silver A2
- Compatible with SRAM RED eTap, RED, Force, Rival, Apex
- Gear ratio:
- 11-25: 11,12,13,14,15,16,17,19,21,23,25
- 11-26: 11,12,13,14,15,16,17,19,21,23,26
- 11-28: 11,12,13,14,15,16,17,19,22,25,28
- WiFLi cassette options:
- 11-32: 11,12,13,14,15,17,19,22,25,28,32
- 11-30: 11,12,13,14,15,17,19,21,24,27,30