Fortis Manufacturing

When designing our new Lightweight Enhanced (LE) Castle Nut & End Plate System, we came up with two systems that virtually eliminates the risk ...

We intentionally waited to release our lower receiver. When the masses were releasing products that all looked similar, we were busy designing, tes...

Rifling in an AR barrel is one of the most important features for shooting accurately. Somehow this hasn't been the focus on shorter barrels for th...

We intentionally waited to release our lower receiver. When the masses were releasing products that all looked similar, we were busy designing, tes...

Our Shift short angled grip integrates form with functionality. The Shift short is a hybrid of sorts. The shape works as a comfortable hand stop wh...

Offering the Control Shield and our 9MM (1/2 x 36 TPI) and (1/2 x 28 TPI) Muzzle Brake as a bundle. Order together and save. Offer not retroactive.

Offering the Control Shield and our Muzzle Brake as a bundle. Order together and save. Offer not retroactive. Features: Color: Black and Stainless...

Our Rapid Engagement Device, or better known as the Fortis RED, is a brake that stays true to our brand. We wanted to develop, engineer, and design...

Rifling in an AR barrel is one of the most important features for shooting accurately. Somehow this hasn't been the focus on shorter barrels for th...

Fortis SWITCH™ is an extremely lightweight, yet robust free float rail system designed for the DPMS high profile 308 platform.  When designing the ...

You breach, shoot a few rounds and then can't hear feedback from your team because you're temporarily deaf from the concussion and blast noise from...

The barrel nut wrench works to tighten both the 556/308 Switch barrel nuts as well as the Night Rail. The Night Rail comes with a tool, but the Swi...

Extra barrel nut for our SWITCH rail system for the 5.56MM. Having an extra barrel nut allows you to remove our Switch rail from one upper to anoth...

Extra barrel nut for our SWITCH rail system for the DPMS high profile 308 platform. Having an extra barrel nut allows you to remove our Switch rail...

Fortis F1 Optics Mount is designed to work in conjunction with Aimpoint's popular Micro H1/H2, T1/T12 as well as the Vortex Sparc II series optics....

Fortis F1 Optics Mount is designed to work in conjunction with Aimpoint's popular Micro H1/H2, T1/T12 as well as the Vortex Sparc II series optics....

The Fortis Billet Upper is a precision piece, machined from Billet 7075 T6 aluminum. Like our other products, we designed this upper with function ...

When designing our newest line to our Fortis family of products, we spent a lot of time thinking about the overall design and function of our butt ...

When designing our newest line to our Fortis family of products, we spent a lot of time thinking about the overall design and function of our butt ...

Fortis QD End Plate features the quick detach swivel socket. This AR-15 lower receiver end plate is designed for carbine style buffer tubes for the...

Our Rapid Engagement Device, or better known as the Fortis RED, is a brake that stays true to our brand. We wanted to develop, engineer, and design...

Our Rapid Engagement Device, or better known as the Fortis RED, is a brake that stays true to our brand. We wanted to develop, engineer, and design...

Our new Fortis Muzzle Brake was inspired by the sharp lines of our brand. Like many of our products, the machining on this brake takes a lot longer...

Fortis SWITCH is an extremely lightweight, yet robust free float rail system designed for the DPMS high profile 308 platform. When designing the SW...

Our QD sling mounts accept quick detach sling swivels. We're trying to blend form and function and think you'll agree that these look great. Featu...

Our QD sling mounts accept quick detach sling swivels. We're trying to blend form and function and think you'll agree that these look great. Featu...

Fortis Mfg Rail Attachment Point with its compact & robust design is perfect in size and function. The RAP accepts the Heavy Duty quick detacha...

Fortis Mfg Rail Attachment Point with its compact & robust design is perfect in size and function. The RAP accepts the Heavy Duty quick detacha...

The Fortis Billet Mag Button is a superior alternative to the ones found in a mil-spec lower parts kit. Easily installs in seconds and instantly up...

The Fortis Billet Mag Button is a superior alternative to the ones found in a mil-spec lower parts kit. Easily installs in seconds and instantly up...

Our adjustable gas block was designed with precision in mind. With a positive click detent and visual gas setting indicator, there's no more guessi...

Our Shift fore-end vertical grip integrates form with functionality. The hybrid design allows the operator to use as a full-on vertical grip or as ...

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 ...

When designing our new Lightweight Enhanced (LE) Castle Nut & End Plate System, we came up with two systems that virtually eliminates the risk ...

When designing our new Fortis SLS FIFTY, we made sure our brand's innovation, intent and quality were evident in every aspect of the design. While ...