
Perfect for assembling a new build or upgrading an existing rifle – it’s compatible with most mil-spec upper receivers on the market Installs easily, just like our SPEAR M-LOK rail – you’ll only need a few simple tools to get the rail installed.Handguard uses screws to clamp around the barrel nut, with anti-rotation tabs and anti-slip screws that ensure a rock-solid lockup.Picatinny top rail perfectly aligns with AR-15 flat-top upper receivers, both forged and our AT3 Billet Upper.Durable 6061 aircraft aluminum alloy construction – designed to take a beating.5 Integrated non-rotating QD Sockets for a variety of sling configurations.



The quad rail is still the gold standard of secure accessory mounting, but they’re in desperate need of a reboot. The New and Improved Pro Quad Rail – Lightweight, Rigid, and Easier to Install Product Description AT3 Black AR15 Pro Quad Rail Free Float Handguard - FREE SHIPPING!
