Quick Summary
The Zipp Service Course B2 Stem is a black bicycle stem with a 90 mm length and 6° angle. It is made from forged AL-6061 aluminum and includes stainless steel hardware with TORX heads.
The stem also features a new faceplate and body design. For buyers comparing stem options, the key checks are length, clamp diameter, angle, and whether the selected stem matches the bike setup.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Brand | Zipp, which identifies the product line. |
| Product type | Stem for a bicycle cockpit setup. |
| Color | Black finish. |
| Length | 90 mm, a key fit check for handlebar reach. |
| Bar clamp diameter | 31.8 mm, which must match the handlebar clamp area. |
| Angle | 6°, which affects bar position. |
| Material | Forged AL-6061 aluminum. |
| Hardware | Stainless steel hardware with TORX heads. |
What to Compare Before Buying
- Length: This stem is 90 mm long. Compare that with the cockpit reach you want.
- Clamp diameter: The bar clamp diameter is 31.8 mm. Match it to the handlebar clamp area.
- Angle: The stem angle is 6°. Check whether that angle suits your position preference.
- Finish and fit: The stem is black, so confirm the color matches your build if appearance matters.
Compatibility, Size and Fit
This stem is centered on the stated 90 mm length, 31.8 mm bar clamp diameter, and 6° angle. Those are the main fit points to compare before choosing an offer. Confirm that the handlebar clamp area and your desired cockpit position align with those values.
Before You Decide
Confirm the 90 mm length, 31.8 mm clamp diameter, and 6° angle before choosing an offer. If you are matching an existing setup, check that those dimensions fit the bike and handlebars you plan to use.
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