Best left to a gunsmith
Ask a gunsmith for help
I am trying to find out the same thing. If you find out, please email me at lordquisnam@gmail.com
No published sn data.
15-45 USD
25-50 USD
25-60 USD or so
25 USD
25-50 USD or so
Seldom exceed 60-70 USD
No more than 50 USD
Made by ROHM.