Hi good morning,
Yes you can get a replacement lock(latch) from: https://www.bailey-parts.co.uk/customer/?AspxAutoDetectCookieSupport=1
They have the best prices as well ;-)
In any case, I will stick with you until this is complete.
Please rate my service kindly.
Also it is the only way I am credited for my time and expertise with you.
Once you rate, I will be notified and will add your question to my priority list so you can reach me anytime until this problem is solved.
Then you can reach me by simply replying to this message anytime.
Thank you and have a great weekend!