This aftermarket Ruger AR-556 quad rail is carbine length drop-in design and upgrades your rifle to add tactical accessories. Fits carbine length model 4/15 rifles with standard delta ring assembly, barrel nut and round front handguard cap. Features top rail extending to upper receiver for continuous mounting platform. Comes with top and bottom rubber rail covers. Quad rail is made from Aircraft Aluminum with Precision CNC machining and excellent anodizing. Rail has 18 slots on top rail, 17 on bottom, 16 on each side. Installation instructions included. Utg Pro made in USA.
Note: Easy install on most Ruger AR-556 carbine length rifles (un-screw the delta ring as it does not push down like standard delta ring) un-screw it all of the way and removed the stock hand guard. Placed the top piece in and aligned the tapered portions. Placed the bottom piece the same as the top, aligning the tapered portions and the bolt holes. Screwed the Delta ring half way up until snug. Install 4 allen screws and finish screwing in the Delta ring.
Fits most AR-15 Carbine Rifle, S&W M&P®15 Sport, Bushmaster XM15-E2s, Dpms AR-15 Carbines, and Mil-spec variants also. Note: Fits Carbine-length AR-15 and M4 style rifles with standard AR-15 gas tubes and barrel nut. Check with manufacturer of your rifle before you buy.
See This Handguards on The Ruger® AR556®, this installation video guide is intended to assist you with the installation of your UTG PRO Carbine Length Drop-in Handguards onto Your Ruger® AR556® sold at combathunting.com.