Race Face 30mm BB Cup Set PressFit 121/124mm > Thigh (cm)-42.5-46.35 The wool blend material is

The wool blend material is durable and comfortable and the wolf head logo lets everyone behind you know you are a serious rider

Gain superior positioning accuracy while optimizing battery life

With a maximum output of 40 lumens

Double-Air spring system: high volume positive and negative air springs

Empower System: No

Race Face 30mm BB Cup Set PressFit 121/124mm > Thigh (cm)-42.5-46.35 The wool blend material isUpdated with more grease fill and revised lip seal for increased durability For 2014 and newer Race Face cranks with 30mm spindle TECH SPECS model Cinch spindle interface 30mm shell press fit shell ID 41mm width 121 124mm color black