FSA NO.55R Headset 1-1/8" to 1.5" OD61mm

FSA NO.55R Headset 1-1/8" to 1.5" OD61mm. The FSA NO. 55R headset is designed for integrated cable routing systems offering a clean aesthetic and smooth steering performance. Compatible with a wide range of road and MTB frames it supports fully internal cable setups. This headset is ideal for modern builds prioritizing both function and form.