- New

Designed and made 100% in France.
Designed and made 100% in France.

Including €0.11 for ecotax
A cornerstone of the range Spécialités TA this chainring is compatible with all 10/11-speed drivetrains.
The Syrius 11 inner chainring fits all road cranksets with a 5-arm, standard 110mm compact BCD, all brands.
100% CNC-machined from aircraft-grade 7075 T6 aluminium alloy, it is both light and stiff.
For ideal shifting quality, we strongly recommend pairing it with the Syrius 11 outer, with a gap of 12 to 16 teeth.
100% French design and production.
A cornerstone of the range Spécialités TA this chainring is compatible with all 10/11-speed drivetrains.
The Syrius 11 inner chainring fits all road cranksets with a 5-arm, standard 110mm compact BCD, all brands.
100% CNC-machined from aircraft-grade 7075 T6 aluminium alloy, it is both light and stiff.
For ideal shifting quality, we strongly recommend pairing it with the Syrius 11 outer, with a gap of 12 to 16 teeth.
100% French design and production.

Specific References