I believe the thread pitch on the HK91 is metric 15 X 1 right hand.
Thank you. I think its the same as the HK93 as well, but I have not took off the Flash hider off to see what it was yet.
I believe the thread pitch on the HK91 is metric 15 X 1 right hand.
Thank you. I think its the same as the HK93 as well, but I have not took off the Flash hider off to see what it was yet.
do you have to have a class 3 license to own and use a suppressor and if so how do you go about getting one?
<-------<<<<<< SRY NEWBIE
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