Thread size on a T/C breech plug? Jan 30, 2008 11:13:50 GMT -5 Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by encoreguy on Jan 30, 2008 11:13:50 GMT -5 Anyone know what the thread and pitch size is on a T/C Encore or T/C Omega is? I think it is 11/16 but don't know what the pitch is.