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Radical Firearms KeyMod First-Gen Hybrid Rail System (FHR) has been discontinued by Radical Firearms and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the AR15 Accessories, Gun Parts, AR 15 Tactical Rails, AR 15 Parts, Rifle Parts, AR Handguards & Forends, AR15 Upper Parts yourself to try and find the perfect replacement for you!
The Radical Rail System offers a larger inside diameter designed to accommodate your suppressor or for those that like the feel of a full sized quad rail. At 1.8 inch inside diameter your suppressor easily fits inside and the cutouts on the rail aid in rapid cooling. The Radical Rail System features anti-rotation tabs, built in non-rotating QD sling mounts, Key-mod rails that allow you to run without rail covers, allows any accessories and is hard anodize coated and super awesome if we say so ourselves. The Radical Rail is available in four different lengths, 7 inch(9.4oz), 9 inch(13.1oz), 12 inch(18.6oz) and 15 inch(21.2oz). Installation is a breeze using the standard USGI barrel nut wrench and ships with all mounting hardware and shims for proper barrel nut alignment. 7075 Construction. 1pc free float design. Billet Aluminum barrel nut. Seamless top rail. Key-mod Design to accept any accessory. Mil-Spec 1913 Picatinny Rails. 1.8 inch inside diameter to accept any suppressor. Anti-rotation tabs. Type III Class 2 Hard-coat Anodized Finish. Machined in QD sling mounts. Scalloped rails for comfort. Anti-Rotation Tabs. Includes: Handguard, Barrel Nut, Mounting Screws, Shims.