# Argon 18, used bikes for sale on Cyclesite

> 0 active listings on Cyclesite, the UK's bike-only marketplace. Frame numbers checked against a stolen-bike registry and rider-filed theft reports before going live.

## Price summary


## Typical used price by model (measured from 125 UK listings)

Median last-advertised asking price per model. Asking prices, not confirmed sale prices.

| Model | Typical asking price | Listings | Valuation |
|---|---|---|---|
| E117 | £2,050 | 31 | https://www.cyclesite.co.uk/value/argon-18/e117 |
| Krypton | £2,150 | 20 | https://www.cyclesite.co.uk/value/argon-18/krypton |
| Gallium | £1,150 | 18 | https://www.cyclesite.co.uk/value/argon-18/gallium |
| Nitrogen | £1,900 | 17 | https://www.cyclesite.co.uk/value/argon-18/nitrogen |
| Gallium Pro | £1,550 | 14 | https://www.cyclesite.co.uk/value/argon-18/gallium-pro |
| Grey Matter | £1,500 | 13 | https://www.cyclesite.co.uk/value/argon-18/grey-matter |
| Dark Matter | £3,000 | 12 | https://www.cyclesite.co.uk/value/argon-18/dark-matter |

## Live data

- **All Argon 18 listings (HTML):** https://www.cyclesite.co.uk/bike-brands/argon-18
- **Programmatic search (MCP):** https://api.cyclesite.co.uk/api/mcp/search?brand=Argon%2018
- **Used-price history for Argon 18:** https://www.cyclesite.co.uk/sold-bike-prices/argon-18

---
Source: [https://www.cyclesite.co.uk/bike-brands/argon-18](https://www.cyclesite.co.uk/bike-brands/argon-18)
Cite as: Cyclesite (cyclesite.co.uk), accessed 2026-08-18.
License: CC-BY-4.0, see /ai.txt for full AI usage policy. Data is live; refresh interval ≤ 5 minutes.