Is the tamron 12 20mm f 2 8 worth buying used?

Here is what the site says about that.

From Tamron 12-20mm f/2.8: Tamron 12-20mm f/2.8: A zoom lens by Tamron for Full frame cameras, 12-20mm f/2.8. A 570-gram constant f/2.8 zoom that reaches 12mm on full frame. Specs - Maker: Tamron - Focal length: 12-20mm (zoom) - Maximum aperture: f/2.8 - Made for: Full frame sensors - Mounts: Sony E, Nikon Z - Stabilised: no - Autofocus: yes What it frames like - On full frame (Sony E, Nikon Z): as marked, 12-20mm. - On ...

From Buying used: Buying used: Cameras and lenses are built to last, and many photographers upgrade often. That makes the used market one of the best ways to afford good gear. A body that's one or two generations old is often most of the camera for a fraction of the price.

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