It's $40 wasted in the trash for me, lesson learned. So you either run the risk with this handguard of having a gap, or ruining it trying to make it fit. This mount is best suited for the AR-10 platform Rifles that feature a full-length handguard.

I've heard of others machining or dremeling their handguards to get it to fit and I just didn't do it right. 5 15 Inch Ar15 Free Float Handguard Picatinny Rail Mount Fit 5. So in conclusion, I took the barrel nut, shaved off the end to better buttress the handguard rail to the upper receiver and now it won't tighten properly. The gap is the only thing about this handguard I really dislike. This is a nitpick, however and that extra flashing of metal around the edges is a very small and inconsequential issue. I also do not like the unfinished flashing that seems to be on the edges. This company doesn't make either Milspec or their machining is not precise enough to be paired with a Milspec upper receiver. I've tried 4 I had laying around and none fit. There's no way I can fix this gap unless U find some other barrel nut that will accommodate this upper. Mine is fairly large and the upper I'm using is a Milspec Aero Precision upper.

The gap issues I had read in other's posts are small compared to my gap on the rail for this handguard. I like everything about it, BUT, there's a noticeable gap.

It's also rigid and durable, yet lightweight. Includes hardware, some gunsmithing may be required.This Handguard has all the features I wanted. This design allows the shooter to fire with confidence giving them better shooting accuracy. It is compatible with most rifle length direct impingement gas systems and accepts all standard Picatinny/Weaver 1913 accessories. This will replace the hand guard and will give you plenty of space to mount accessories such as: optics, lights, lasers & other tactical gear. It features four detachable accessory rails that can easily be removed if you do not wish to accessorize firearm. Material: Anodized aircraft grade aluminumĪR10 one-piece slim style free-float design is constructed of T6 6061 anodized aircraft grade aluminum for strength and durability, and comes in a Black finish.

Ar 10 free float quad rail handguard