Bcn complete lower Great item. Only blem is a little scratch on the best on the qd stop sling mount via the castle nut. No huge deal to me and saved $90. More affordable than making my spikes tactical lower with bcm areas. Moreover you receive a stacked castle nut https://travisjctka.blogspothub.com/28561542/bravo-company-lower-things-to-know-before-you-buy