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I can’t say enough about this Buffer tube! I’m a snob when it comes to AR parts, I only buy the best for my builds! I wanted the V Seven 2055 11 Position Carbine Buffer Tube, but it was (and still is) sold out everywhere. Luckily, I know that Dark Hour Defense is made by V7, to the exact same specs, on the exact same machines, just with regular aluminum, instead of their special proprietary metals, so I decided to take a chance & try this buffer tube, & boy am I HAPPY I did!!! It is identical in every way to the V7, except it is made out of regular 7075 t6 Aluminum, & is about half the price! It has 11 positions (which is truly EVERYTHING!!! If u haven’t tried 1, u r seriously missing out!!!), it’s super lightweight at 3.7oz, & the aerodynamic shape of it somehow makes every stock/brace/etc look & feel so much better! Gone r the days of shaky stocks & braces! (Don’t worry ATF, my braces r on 16” barrels)! In fact, since trying my SBA3 & SBA4 braces on this buffer tube, I’m actually almost angry at SB Tactical for selling their braces on such inferior tubes! Paired with this one from DHD, they r so much better! I’ve read other reviews stating that their was slack with the SBA braces, but that is not the case AT ALL with any of my 4! This tube also has the detent lock that locks it into place/prevents rotation, & the little feed ramp that helps guide the BCG into the tube! This buffer tube is SOLID! I just can’t say enough about it! I am now replacing all of my other premium-br