Recommend you call SIG directly.
If you can meet all the UK laws, yes.
You call Sig Sauer
You have to call SIG
The SIG Sauer P226 has been modified for suppessor installation.
You will have to call SIG.
it is definitely the sig sauer sp2022
SiG P229 in 357
Sig Sauer P229 and P239 chambered in .40 S&W. Here's the press release from Sig.
The Sig Sauer P226.
100-400 or so
50-500 usd
You will have to contact SIG and request a letter.