Some of the accessories available would include bipods, front grips, lasers, and optical sights. The Solid Quad Rail provides the steady platform attaching: Optics, Lasers, Flashlights, Verticle. Fits onto carbine length gas system using the GI Handguard Cap and Delta Ring. The 3rd Gen MAR4S is now lighter and has a slimmer profile than earlier models. No need to remove the front sight post or make any modifications. 223/5.56 Carbine Length Quad Rail Handguard. With my experience, it appears to keep the barrel cooler than the standard mostly closed hand rail. I liked the wider/longer air openings than found on most other brands. This will replace the hand guard and will give you plenty of space to mount accessories such as: optics, lights, lasers & other tactical gear. Leapers UTG MTU001 PRO 4/15 Carbine Length Quad Rail System. AR-15/M4 two-piece quad rail drop-in design is constructed of T6 6061 anodized aircraft grade aluminum for strength and durability, and comes in a Black finish.

Easy to install - just remove your existing carbine length handguard and replace / ‘drop-in’ this one. Two Piece Drop-In Quad Rail Carbine Length. Once installed onto your AR15, you will have four Picatinny rails that you can use to install accessories to enhance the capabilities of your rifle. Sniper® 223/5.56 2 Piece Drop In Handguard Quad Rail Mount with Extended Top Rail, Carbine Length 6.7. The three lengths are the 6' Carbine Length, 8' Mid Size Length, and 11.5' Full Length rail. We have this Quad Rail System available in all three lengths. With the FAB Defense quad rail system you can get the same quad rails that soldiers in the Israeli Defense Force receive with their rifles. With the popularity of the AR15, the proven versatility of this style of handguard, and the explosion of accessories for the AR15 there is no better time to outfit your AR15 with a set of quad rails. The Quad Rail System has been combat proven by military forces who use the M16 rifle, including the Israeli Defense Force.

Carbine length quad rail handguard