FSA NO.55R Headset 1-1/8" to 1.5" OD61mm MPFN-210-0007251900 9 TT (Effective) 528 Brake

9 TT (Effective) 528 Brake Type Rim Fork Material Steel Fork Type Rigid

Color Black Defined Color Black Front Axle 15mm Thru x 110mm Hub/Brake Compatibility 6-Bolt Disc ISO Diameter 622 / Road / 29" Rim Width (Internal) 25 Tire Type Tubeless Ready Valve Presta Wheel Size 29"

Tooth Count 38 Ring Position/Type Single Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Chainring BCD 110 Shimano Asymmetric Color Black Defined Color Black Material Aluminum

model Oneup front/rear front axle/spacing (mm) 15x110 hole 28 spoke J-bend brake 6-bolt color silver weight 142g

FSA NO.55R Headset 1-1/8" to 1.5" OD61mm MPFN-210-0007251900 9 TT (Effective) 528 BrakeFSA 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.