Fizik Antares R3 Open Saddle - Kium, Black, Large flat bar/bmx- individual Diameter of the quill portion

Diameter of the quill portion is 22

After months of development

Chris King Silver Grease is a nano-particle lubricant optimized for hub and bottom bracket bearings

It’s the ultimate in integrated power measurement

The I-SPEC EV shift lever offers a wider adjustment range for superior rider tuning

Fizik Antares R3 Open Saddle - Kium, Black, Large flat bar/bmx- individual Diameter of the quill portionAntares is designed for Chameleon style riders who have a medium spine. Riding involves easy transitions from standing or sitting. Composite Carbon reinforced nylon shell with Wing Flex technology which enables flexibility where your thighs meet the saddle Light, strong, corrosion resistant K: ium rail Comfortable, durable Microtex cover Full anatomic cut out which avoids pressure on the riders sensitive soft tissue and ensures that all weight is