If you google "meier floor plate release lever", you will get a slew of information. When I was a kid, I read Jim Carmichael's book "Do-it yourself gunsmithing",
he has a chapter on making a hinged floorplate with a lever release. He makes it sound so easy. I've actually made a few hinged floorplates with lever releases,
Here are some good threads on other forums if you are interested.
one way of doing itanother way of doing it, if you have a machine shop at your disposalLarry Potterfield of MidwayUSA, has a good video, on making a hinged floorplate with a latch release, he sure does make it look easy.
Potterfield videoand here is a thread about my attempts
Whitey-Fred rifleBest wishes
Fred