Project 321 RG3 Road XDR Center Lock Rear Hub 28h 12x142 Black CheckoutTitle=TRP Magnet Speed Sensor These upper headsets are for

These upper headsets are for Trek frames with molded-in internal bearing cups

} The Romin EVO Pro with Mirror starts with our Body Geometry methodology and combines this with our game-changing Mirror saddle technology to create an unmatched combination of performance and comfort

Secure slip-over torque mechanism with quick setting for five selectable clockwise/counterclockwise tightening torques (1

0 color black length 275mm package 100/count

Color Black Ring Position/Type Middle Tooth Count 39 Drivetrain Speeds 9 Chainring BCD 110 Shimano Asymmetric Material Steel Defined Color Black

Project 321 RG3 Road XDR Center Lock Rear Hub 28h 12x142 Black CheckoutTitle=TRP Magnet Speed Sensor These upper headsets are forFor road and gravel riders who demand preceision, speed, and durability across any surface Features the M Pulse magnet sprung pawls for ultra low drag with instant engagment RG3 hubs ship with Center Lock brake mount but can be upgraded with the 6 Lock assembly if 6 bolt is prefered Made in Canada 3rd party web sales (eBay, Amazon, etc.) are strictly prohibited by the manufacturer TECH SPECS Model RG3 Front Rear Rear (XDR) Axle Spacing (mm) 12x142