I have examine to be a unfavorable although, the complete isn't really perfect for a $400 trigger and I feel it determined by pictures. Then also some do complain they don't work appropriate - suspect it is actually connected with non spec bolt carriers (many AR's around have variations, Rugers https://buyrarebreedtrigger01234.full-design.com/detailed-notes-on-rare-breed-trigger-frt-77076457