Plateau Mono SRAM X SYNC NARROW WIDE 11V Direct Mount Offset 6mm SOFT impermeable This steel cassette is therefore Dimensions:165x45mm This steel cassette is therefore an interesting solution for the budget conscious rider who needs to replace their equipment un système de roue libre breveté qui reprend la base de couronnes dentées de haute précision du Ratchet pour en améliorer le poids et la rigidité It is offered here in a version with a 6 mm offset the SRAM X SYNC 11 Speed Direct Mount 6 mm Offset single chainring has the advantage of being lighter and simpler than the first models as it does away with the star shaped fixing system