Depends upon the match & MD. A ported barrel can be a safety issue if the match includes shots from retention. You could easily end up with a face full of hot gases & damage your eyes.Gyrogearhead wrote: It looks like I'll be able to "unofficially" use the 21c as is
Otherwise I agree with Sailor - change barrels & come play...
John Piper
A15315
IDPA CSOI