Galets de Dérailleur Céramiques 12V SRAM XX1/X01 EAGLE X-SYNC (x2) BF Thanks to this front derailleur

Thanks to this front derailleur

L'ensemble est parfaitement maintenue au moyen d'une sangle élastique avec attache velcro

this helmet provides a dedicated storage space at the top of the forehead

it combines many qualities

the most powerful at 80 Lux for the darkest areas

Galets de Dérailleur Céramiques 12V SRAM XX1/X01 EAGLE X-SYNC (x2) BF Thanks to this front derailleurThese jockey wheels top of the range offered by SRAM are intended for the derailleur Eagle 12 speed rear XX1 and X01. They are fitted with ceramic balls reduce friction to a minimum, while lightening the parts and increasing their rigidity! Your derailleur will thus gain in performance and precision. Above all, these jockey wheels benefit from X Sync 2 technology. An evolution of X Sync, X Sync 2 provides better chain retention for smoother and more