But there is absolutely no wobble on the rails whatsoever, at this price range you won’t find better and I’d even put this against more expensive brand name drop in rails. After taking it to the range my only complaint is that the rails get so hot you can’t continue to hold the rifle without gloves or very good rail covers (I had neither). Installation was nowhere near as easy as they make it look in the YouTube videos (it was my first time) but it’s absolutely doable and will fit beautifully on any Standard AR. This is by far the best extended quad rail handguard on the net. 5 6.7' INCH CARBINE LENGTH QUAD RAIL HANDGUARD 2 PIECE DROP-IN W/ DRIDGE RAIL AR15 223/5.56.Features MIL-Spec Picatinny rails at the 12, 3, 6, and 9 oclock positions for mounting sights, tactical lights, vertical grips and other accessories. Installation had some bit of trouble, had to grind the edge of the rear corners of the bottom rail for it to work. The PROMAG AR-15 Carbine Polymer Quad Rail Handguard is a black, two piece railed hand guard for AR-15 carbines constructed of a high impact glass filled nylon polymer with integral aluminum heat shield inserts. I can' t give it a perfect score and I haven' t fired it yet but it looks and feels solid and the rifle still feels lightweight after install. I added a few thin strips of hi temp silicone rubber tape for dampening and heat insulation. Be frugal with what you remove to maintain level across the top rail. Like others have mentioned, you will have to grind off some along the interior to get a proper fit still worth it.
This forend quad rail Handguard with free float extension, extends past the front sight tower almost 2" to provide a longer platform 10.75" to attach a huge array of accessories.
The UTG PRO Model 4 AR15 Extended Car Length Drop-in Quad Rail features 4 MIL-SPEC Picatinny rails and free float extension that allows for you to attach the best AR-15 accessories on your carbine length AR15 rifle. 15' Ultralight Free-Float Keymod Handguard Rail w/ Barrel Nut for AR15 / M4 Rifles 149.
The Aluminum Handguard fits standard AR-15 M4 Carbine with A2 front sight post. 15' MST Free Float Quad Rail w/ Barrel Nut Handguard for AR-15 / M4 Rifle 119. The Leapers MTU015 UTG PRO Quad Rail AR-15 drop in extended handguard with FSP cutout rail fits AR15 carbine length rifles fast and easy.