Image not available$75
1 retailer
Piston Sport AL Fountain Pen
The Kaweco Piston Sport AL Fountain Pen is a 104.9 mm (4.1 in), 22 g aluminum cap pen.
- Length
- 104.9 mm (4.1 in)
- Weight
- 0.0 lb · 22 g
- Mechanism
- Cap
- Refill
- Not published
Image not availableWhat the data says
- Heavier than most pens its size: 79% of 14 comparable pens weigh less.
Computed from the specs below. How we write summaries.
Full specs
Last verified Oct 20, 2026
Kaweco’s own site doesn’t allow automated reading, so specs, prices and photos come from The Goulet Pen Company’s product page (gouletpens.com), a retailer that sells it. Unless marked otherwise, every spec is quoted from that page.
| Length (closed) | 104.9 mm (4.1 in) |
|---|---|
| Diameter | 10.9 mm |
| Weight (manufacturer) | 0.05 lb (22 g) |
| Mechanism | Cap |
|---|---|
| Ink | Fountain |
| Body | Aluminum |
|---|---|
| Pocket clip | Yes |
| Finishes | Black, Navy, Bordeaux/Gold |
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