Race Face 30mm BB Cup Set PressFit 121/124mm > Thigh (cm)-42.5-46.35 Double-Air spring system: high volume

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

Gain superior positioning accuracy while optimizing battery life

model Femto USB C Drive Pair lumens F/R 50/15 modes F/R 6/6 rechargeable yes color red weight 23

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

With a maximum output of 40 lumens

Race Face 30mm BB Cup Set PressFit 121/124mm > Thigh (cm)-42.5-46.35 Double-Air spring system: high volumeUpdated 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