At Tromix we believe in only the best. We specialize in Big Bore AR-15, 458 Socom, 375 Socom, and 450 Bushmaster. If you are interested in our products and would like to place an order or have a technical question that requires in-depth discussion, you may contact Tony Rumore via email at TONY.RUMORE@TROMIX.COM. Experience and Customer Service at your fingertips. We are here for all of your big bore needs.