1 Pair Aluminum Alloy Bike Handlebar Stem Adapter 25.4mm To 31.8mm Conversion Shim Black Easy Install For Upgrading 25.4mm Handlebars To 31.8mm Stems Includes 2 Adapters For Road And Mountain Bikes

Upgrade bike handlebars from 25.4mm to 31.8mm with adapters
✔️ Converts 25.4mm bars to 31.8mm stems, quick slip-on install

These lightweight aluminum adapters convert standard 25.4mm handlebars to fit 31.8mm stems, making it easy to upgrade road, mountain, or hybrid bikes.

✅ Compatibility: Converts 25.4mm handlebars to 31.8mm stems
✅ Material: Aluminum alloy for lightweight, strong performance
✅ Contents: Includes 2 adapter shims for a complete conversion
✅ Installation: Slip-on design for quick mounting
✅ Dimensions: Inner diameter 25.4mm, outer diameter 31.8mm

💡 What is a 25.4mm to 31.8mm handlebar adapter used for on bikes?

This handy piece lets you mix and match components to fit common standards.

- Compatibility boost for upgrading handlebar and stem sizes.
- Lightweight aluminum alloy with a strong, reliable fit.
- Easy to install and adjust, no special tools required.