Son has a SMLE with a loose stock that probably needs some love via a rebuild (needs new front sight too). Who are the people to see about such a thing.
Brian Dick at http://bdlltd.com/ is the only answer… He’s well respected on both sides of the pond. He isn’t cheap but it will be to MoD standards and no one does better work.
He and Bruce Dow collaborated to do a faux-(T) for me a couple years ago and it was worth it. I can’t shower his work with praise enough.
Brian Dick is my go to guy for anything Enfield. He "apprenticed" under Peter Laidler, and with his experience, has done great work on restoring these pieces of history. I have attached a picture of him working on one of my L42A1s...