JavaScript seems to be disabled in your browser. You must have JavaScript enabled in your browser to utilize the functionality of this website.
Shop End-Of-Year Clearance Deals On Firearms, Accessories, & More!
Shop Popular AR-15 RiflesSHOP NOW
Shop Popular HandgunsSHOP NOW
Shop AllIn Stock AmmoSHOP NOW
Exclusive Classic Firearms 30 Round AR MagazineGET YOURS
Add a Limited Lifetime Warranty.
(Quantity based on total count of this item in cart)
Warranty successfully added to your cart!
The proprietary lightweight nanocomposite construction of the SFI-15 lower receiver provides a superior strength to weight ratio. Our nano-composite material also processes the kinetic energy created by the firing process in a much more efficient manner, producing less felt recoil compared to the traditional aluminum alternative. Marked Multi Caliber - Ships without buttstock.
The proprietary lightweight nanocomposite construction of the SFI-15 lower receiver provides a superior strength to weight ratio. Our nanocomposite material also processes the kinetic energy created by the firing process in a much more efficient manner, producing less “felt recoil” compared to the traditional aluminum alternative. Combined with our patent pending SureSafe™ Fire Control System and you have the lightest and safest AR-15 / M4 / Variant rifle platform available anywhere in the world.
Our lower receiver ships complete with the following parts:
• E-SAFE™ FCS - fire control group
• SFI commercial receiver extension, spring and buffer
• A2 pistol grip
