Race Face Narrow Wide 104 mm single chainring here in black, enhance chain retention thanks to the Narrow Wide tooth profiling that keep the chain in place even in the hardest trails. Rings are machined from 7075 T6 aluminium and are 4 mm thick. They are compatible with 1x10, 1x11 and 1x12 speed and have reversible laser etched graphics
Features
- 7075-T6 aluminum, aerospace grade strength
- Narrow Wide tooth profiling ensures ultimate chain retention
- Stiff 4mm plate thickness and I-beam construction transfer loads without flexing
- Mount : 104 mm BCD (4 bolts)
- Reversible laser etched graphics.
- Use : Single
- Compatible for 9, 10, 11 and 12 speed.
- 30T 104BCD NW single ring are threaded with a standard M8x0.75 chainring bolt thread (bolts not included)
- Colour : Black
Weight : 50 gr in 36 teeth
Très déçu par ce 30 dents que j'ai acheté car stipulé comme plateau externe mais qu'il faut monter "à l'envers" puisque les calligraphies sont du mauvais côté. Et j'en avais déjà un d'une autre marque comme cela. Constaté après ouverture emballage. Je suppose non repris ?