Pure gold ported .655 or hevi 13 .573??

[Rem Man]

    Hello guys I was wondering if anybody has any experience with a pure gold ported .655 choke. I will be using it in a Remington 870 20 gauge with a 21 inch barrell. Thanks!

I also have a hevi 13 choke I believe it's a 573?

[vaturkey]

    Hello guys I was wondering if anybody has any experience with a pure gold ported .655 choke. I will be using it in a Remington 870 20 gauge with a 21 inch barrell. Thanks!

I also have a hevi 13 choke I believe it's a 573?

I think you meant .555 & not .665 

[Rem Man]

Sure did Ricky my fault,   Dang pretty sharp mind for an old buck lol!!