I have M1 bottom metal.
Three round Magazine.
M1 Mag release lever.
One set of Allen Head action screws. I make these.
The mag is marked 223
I have used the 223 magazines for 204,222 and 17 Reminton
They may work for 22 FB ,17 FB & Vartarg I don't know.
Your 5 round mag will still work in the M1 bottom metal.
Inc shipping. $130 Kenny
Pay-pal gift, personal check,Postal MO
If you wish.
I'll send you $40 when you send me your old bottom metal and release. sicero1
aol.com Kenny