FSA Seatpost
5 models, 6 verified variants. Only rows checked against FSA’s own page are listed.
A value shown as a set or a range differs between this model’s variants and is never one variant’s spec. A cell marked not stated is a field the maker does not publish, so nothing here checks it.
| Model | Variants | Diameter | Setback | Price (MSRP) |
|---|---|---|---|---|
| FSA Energy SB20 Seatpost 27.2mm x 350mm | 1 | 27.2 mm diameter | 20 mm | $71.00 |
| FSA Gossamer SB20 Seatpost 27.2mm x 350mm | 1 | 27.2 mm diameter | 20 mm | $49.00 |
| FSA K-Force | 2 | 27.2 mm diameter | 0 mm (on 1 of 2 variants); 25 mm (on 1 of 2 variants) | $249.00 |
| FSA SL-K SB20 Seatpost 27.2mm x 350mm | 1 | 27.2 mm diameter | 20 mm | $119.00 |
| FSA SL-K SB0 Seatpost 27.2mm x 400mm | 1 | 27.2 mm diameter | 0 mm | $119.00 |
Source for every row: FSA’s own product pages, last checked between 2026-08-21 and 2026-09-08.
The checker compares the dimensions listed in what we check, and what we don’t. “No conflicts found” means no conflict among those dimensions — not a guarantee that a build works. Errors mean it won’t fit; warnings mean it works but check; infos are notes.