Usuario: "same thing 18-105mm". Respuesta experta: "Kit version, built cheaply plastic mount. Never priority repair. 18-55mm lasts ok but 18-105mm heavier/longer → plastic mount particularly intolerant. Pro repair > lens value. Search part 1C999-488. Rarely in stock. Scrap lens with good mount? But scrap usually bad mount too. Evaluate: unless perfect working except mount, better buy new/used replacement."
**No repares.** Vende "para piezas" (50-70 €). Compra **18-140mm VR usado (180 €)** (montura metal, VR II, mejor nitidez, mismo rango) o **16-80mm f/2.8-4 VR (400 € usado)**.