Product name
Bike Quill Stem Adapter
Used for
25.4mm to 28.6mm,22.2mm to 28.6mmTube
Base Diameter(Upper diameter)
1 1/8'' (28.6mm)
Steerer tube diameter
22.2mm/25.4mm
Application
Raises the height of your handlebars
Use for
Converts mountain bicycle/ folding threadedless.
Feature
Easy installing, operation and flexible