Quick Summary
The UPANBIKE Aluminium Flat Bike Handlebar is a straight handlebar for bicycles, finished in black and sized at 31.8 mm x 620 mm. It is described as a flat bar and is made from aluminium alloy.
The handlebar is stated for a 31.8 mm stem clamp diameter and has a 22.2 mm outside bar end diameter. If those measurements matter for your setup, compare them with the stem and any compatible grips or accessories before choosing.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | UPANBIKE. |
| Product type | Aluminium flat bike handlebar. |
| Style | Straight handlebar, also described as a flat bar. |
| Length | 620 mm, which is the key size to compare with your bike setup. |
| Stem clamp diameter | 31.8 mm, so the stem interface needs to match. |
| Bar end diameter | 22.2 mm outside diameter at the ends. |
| Colour | Black. |
| Material | Aluminium alloy. |
What to Compare Before Buying
- Stem clamp diameter: This handlebar uses a 31.8 mm clamp area, so the stem must match that size.
- Handlebar length: The stated length is 620 mm, so check that it suits the space and riding position you want.
- Bar end diameter: The ends are listed at 22.2 mm outside diameter, which matters for compatible fittings.
- Handlebar style: It is a straight, flat bar, so compare that shape with the riding position you prefer.
- Material: It is made from aluminium alloy, which is the main construction detail given for the bar.
Compatibility, Size and Fit
This handlebar is stated for bicycles including mountain bikes, road bikes and regular bicycles. The most important check is the 31.8 mm stem clamp diameter, because that determines whether it matches your stem.
Also compare the 620 mm length against the space you have on the bike and the riding position you want, and check whether any end fittings need to suit the 22.2 mm outside diameter.
Before You Decide
Confirm the 31.8 mm stem clamp diameter, the 620 mm length and the flat-bar shape before choosing an offer. Check the black finish and aluminium alloy construction against the bike setup you plan to use.






