I had my mirrors done by the dealer not long after I bought the car, at the time they did not know the kit existed so mine was the first they ever did
2016 Black 1.2 TCE Signature Nav S Manual Petrol Bose with Tech Pack and Drop Tow Bar
Running Rlink 2 Version: 188.8.131.521 Boot 5661- Self activated Android Auto - Map Version: mappackage_tt_feu_mid_2018_06
Renault Austral Estate1.2 E-Tech FHEV Iconic Esprit Alpine 5dr Auto 4C
What do you mean with " well used"?
Otherwise you can replace it either with new spare part (and from 2016 facelift is illuminated) or try to find clone on eBay/Amayon/AliExpress.
It is quite simple to replace, plastic on door handle can be removed very simple.
2016 White 1.6 dCi 4WD BOSE with Premium Techno Pack, Winter Pack, Panoramic glass roof & autodipp mirror and retractable towbar.
Added ambient illumination, few chrome trims,
Replaced R-Link2 V2.2 SW version 9. 0.34.611, enabled Android Auto and CarPlay (change USB slots)
Maps: Here 2022Q2