AR-15 Upper Parts

Fortis Hammer AR-15 Charging Handle Precision-Engineered for Superior Performance and Style The Fortis Hammer™ Charging Handle exemplifies our dedication to high-quality, military-grade accessories that deliver both outstanding functionality and...

Fortis Low Profile Gas Block .750 The Fortis low profile gas block is designed to work in conjunction with today's match grade barrels. Don't want to mar your barrel installing the gas block? Neither do we! So rock this new gas block and put those...

Fortis Night Rail 5.56 M-LOK Handguard - Black Precision-Engineered 360-Degree Contact Handguard The Fortis Night Rail is designed for exceptional performance and easy installation, featuring a patent-pending two-piece barrel nut that provides a full 360...

Fortis Rail Attachment Point - RAP w/ QD Swivel Fortis Mfg Rail Attachment Point with its compact & robust design is perfect in size and function. The RAP accepts the Heavy Duty quick detachable sling swivels (Included is 1 1/4"). Made of 6061...

Fortis REV II Free Float Rail System M-LOK Handguard - Black Fortis REV II is an extremely lightweight yet robust free floating rail system. When designing the REV, we didn't want just another rail system, we wanted a better, lighter, feature rich...

Fortis Stripped Billet Upper Receiver The Fortis Billet Upper is a precision piece, machined from Billet 7075 T6 aluminum. Like our other products, we designed this upper with function as well as form in mind. We shaved off the ounces where we could...

Fortis Switch 556 Rail System - Barrel Nut Extra barrel nut for the Fortis SWITCH rail system for the 5.56MM. Having an extra barrel nut allows you to remove our Switch rail from one upper to another in a matter of seconds. Many have found this to be...

Fortis Switch AR-15 MOD 2 Rail System M-LOK Handguard - Black Lightweight, Streamlined, and Customizable Handguard The Fortis Switch MOD 2 Rail System takes innovation and adaptability to the next level. Designed for shooters seeking a streamlined and...

Fortis Switch AR-15 Rail System 556MM M-LOK Handguard - Black Lightweight, Robust, and Customizable for AR-15 Builds The Fortis Switch AR-15 Rail System was developed in response to customer demand for a lightweight, robust, and highly functional...