Gear Knight’s Armament Co URX 4 Teaser Trailer Recoil Staff February 5, 2013 Join the Conversation Knight's Armament Co. (KAC) has released a teaser trailer for its new URX 4 free-float handguard. The URX 4 features the Keymod mounting system, continuous Picatinny top rail and an Integrated Barrel Nut (IBN). The IBN system torques the rail onto the weapon, and allows the rail to act as the barrel nut. In conjunction with the URX 4 KAC is developing a host of Keymod accessories including irons sights and panel kits. http://youtu.be/FKU1uqcvACw www.knightarmco.com Explore RECOILweb:Preview - HK MR556A1 RifleSpyderco Paysan Knife at SOFICFresh Meat: New Hunting ProductsThe Ashley Update: Arsenals of History Symposium NEXT STEP: Download Your Free Target Pack from RECOILFor years, RECOIL magazine has treated its readers to a full-size (sometimes full color!) shooting target tucked into each big issue. Now we've compiled over 50 of our most popular targets into this one digital PDF download. From handgun drills to AR-15 practice, these 50+ targets have you covered. Print off as many as you like (ammo not included). Click here to get IMMEDIATE ACCESS to a digital PDF of this target pack!