Fly Volcano 15 Headset Subrosa Crank arms are built from

Crank arms are built from 7075 aircraft grade aluminium with steel pedal inserts that are pressed in from both sides to prevent stripping

completely integrated crown and 7000 series CNC machined drop outs

Seamless 4130 CrMo tubing

They feature unsealed bearings paired with chromoly spindles

giving a more solid connection to the cassette body

Fly Volcano 15 Headset Subrosa Crank arms are built fromAs simple as a headset may be, Fly have always put a lot of focus on creating headsets that are not only simple, but look amazing. The Volcano integrated headset is a 15mm option like Courage Adams and Devon Smillie ride. The Volcano headset paired with the Volcano stems and Volcano forks make for one perfect setup.