FM Products Uppers Gun Parts
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Filter FM Products Uppers Gun Parts

9 hours ago , by Dealer
NOTE: This upper assembly has a barrel less than 16” in length. These uppers are intended for use in AR-15 pistols or legal short-barreled rifles. Other configurations may violate Federal law.
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4 days ago
- Use this filler to get the coupon code working HERE 100-027-989WB AR-15 Ultra Light Monolithic Upper Receiver 8.5" Black Cartridge: 5.56 mm NATO Finish: Black Style: Monolithic Length: 8.5 When Weight Means Everything When it comes to having an AR-15 that's easy to handle and carry, weight means everything.
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1 week ago
This FM Products FM-45 Upper Receiver is specifically designed for use with FM pistol caliber lower receivers or other .45 Glock lowers that accept Glock magazines. The barrels of these AR15 Upper Receivers from the experts at FM Products are constructed with 4150 chrome moly steel for reliable durability that can handle high heat. Throughout the FM Products 45 Caliber Upper Receiver, you'll find M-LOK attachment points for enhanced customization opportunities for your weapon. Also, there's a continuous top Picatinny rail to attach optics and other accessories.
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1 week ago
100-027-613WB AR-15 FM-9 10.5 Colt Style Upper Receiver 9mm Black Color: Black Length: 10.5 Material: Aluminum Style: M-LOK Type: Monolithic Perfect for Your Pistol-Caliber Carbine Build Styled after the Colt-pattern pistol-caliber carbine, the FM Products AR-15 FM-9 Monolithic 9mm Upper Receiver offers AR aficionados with the opportunity to put together a pistol-caliber carbine for their next build.
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