FSA Conix Threadless Headset Insert

• 28.6mm OD fork steer tubes 25.4mm ID - 1 1/8" headset
• 42 grams
• Internal expanding wedge headset cap system
• Instead of hammering in a non-removable star-fangled nut, the conix installs with a pair of allen wrenches and can be easily removed from the steerer tube
• NOT compatible with carbon fiber steerer tubes