FSA NO.55R Headset 1-1/8" to 1.5" OD61mm Model=F 1900 Classic Rear Wheel Boot Accessories

Boot Accessories

compression nut

Length 350 Color Silver/Black Compressed Gas Inflator No Includes Mount Bracket Yes Includes Gauge Yes Weight 220 Defined Color Silver Hose Length 200 Valve Compatibility Presta and Schrader PSI 140

Shifting performance has been optimized by moving the range from the front of the drivetrain to the back and creating a consistent 13-tooth gap across all variants of chainring duos

step-by-step and full release in a single button Performance Regular footbed provides greater support

FSA NO.55R Headset 1-1/8" to 1.5" OD61mm Model=F 1900 Classic Rear Wheel Boot AccessoriesThe 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.