ACEOFFIX Black Head Tube Stem Chrome Molybdenum Steel S/M handlebar for Brompton Bike Accessorries Glossy or Matte
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Specifications
- Brand Name
- NONE
- High-concerned chemical
- None
- Origin
- Mainland China
- Handlebar Clamp Diameter
- 20 - 22.5mm
- Material
- Steel
Product Description
please attention:the color is only have midnight black and matte black, not have glossy any more !!(the matte black is not fully matte, it's between glossy and matte color, please do know ,and the glossy black not producr any more !
Pros & Cons
Pros
- Durable chrome molybdenum steel construction for long-lasting reliable use
- Precision-sized to fit 20-22.5mm handlebar clamps for Brompton bikes
- Simple, direct-fit design for easy installation on compatible Brompton setups
Cons
- Only two black color options are available, with glossy black discontinued entirely
- No official brand name associated with the product
- Matte black finish is not fully matte, falling between glossy and matte as noted
Common Questions
What material is this head tube stem made of?
This head tube stem is constructed from chrome molybdenum steel, per the product specifications.
What handlebar clamp diameter does this stem fit, and is it compatible with Brompton bikes?
It fits handlebars with a 20-22.5mm clamp diameter, and is designed specifically as a Brompton bike accessory for compatible steering setup.
What color options are available for this stem?
Only midnight black and matte black are available; glossy black is no longer produced, and the matte black finish falls between glossy and fully matte.
What is the primary usage of this stem?
It is a handlebar stem used to attach handlebars to a Brompton bike's head tube for steering control.
Where is this stem manufactured?
This product is manufactured in Mainland China, per the product specifications.
Product information last updated on March 25, 2026