FTS-L - FTS-L: Force Transfer System Light
The reinforcement of the key transmission components.
QRM - Qualité de Roulements Mavic (Mavic bearings quality)
Mavic only uses high quality sealed cartridge bearings. On QRM wheels, they provide high durability thanks to double sealing (2RS or LLU) as well as high efficiency thanks to C3 internal clearance (low play, tight tolerances).
SUP - Soudé Usiné Process
A welded and milled rim joint is extremely strong, eliminates shuddering when braking, and offers superior wheel balance.
UB Control - Usiné Brut Control
The braking surfaces are milled to improve braking friction and eliminate shuddering.