Quick Summary
This BESNIN bicycle seatpost measures 30.4 mm in diameter and 350 mm long. It is made from 6061 aluminum alloy, has a black anodized finish, and uses a single-bolt top clamp for saddle-angle adjustment. A seatpost clamp is included.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Seatpost size | 30.4 mm diameter x 350 mm long. Match the diameter to the bike frame’s seat tube and check that the length suits the bike’s setup. |
| Material and finish | 6061 aluminum alloy with a black anodized finish. |
| Weight | 370 g. |
| Saddle adjustment | A single-bolt clamp at the top allows saddle-angle adjustment. |
| Included item | A seatpost clamp is listed with the seatpost. Confirm that the clamp’s dimensions and fit are suitable for the bike. |
What to Compare Before Buying
- Frame fit: Check the bike’s required seatpost diameter. The listed 30.4 mm size must match the frame specification.
- Length and setup: Compare the 350 mm length with the bike’s required insertion and riding position. Follow the bicycle and component manufacturers’ instructions for installation and adjustment.
- Saddle connection: Check that the top clamp works with the saddle’s rail arrangement; that compatibility is not specified here.
What Is Included
The listing identifies a seatpost and a seatpost clamp. It does not establish other included parts, so check the selected configuration if you need additional components.
Before You Decide
Confirm the 30.4 mm diameter, whether 350 mm is suitable for the bike, and the fit of both the included clamp and your saddle. Use the manufacturer’s installation guidance for this safety-relevant bicycle component.










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