FM Products provide cutting edge rifle parts, which utilise the highest quality materials and manufacturing processes. Products are feature rich, and the best possible quality, at a competitive price.
Foxtrot Mike Products offers premium AR15 stripped billet lower receivers machined from aircraft grade aluminum, compatible with Mil-Spec components, and designed for durability.
The lower receivers are compatible with 5.56 NATO and .223 Remington calibers, feature a black Type 3 Hard anodize finish, and are backed by a lifetime warranty.
Building your own AR-15 with these lowers allows for customization, cost savings, and a deeper understanding of firearm operation and safety.
The barrel kit includes a pre-aligned gas block for reliable function and a robust roll pin attachment, eliminating concerns about loose set screws.
Made from 41v50 steel, the barrel is chambered in 223 Wylde, optimizing performance with both .223 Remington and 5.56x45mm NATO ammo, and features a 1-7 twist rate.
Available in multiple lengths, the 16" version has a lightweight contour, nitride finish, and ½-28 muzzle threads suitable for various rifle configurations.
The Foxtrot Mike Mike-102 is an AK-Hybrid designed to use AK-102 magazines, offering AR-15 modularity and AK magazine compatibility.
It features a lightweight, direct-impingement operating system integrated into the upper receiver, allowing for folding stocks and picatinny rail adapters.
The Mike-102 has been rigorously tested, proving to be simple, reliable, and durable, and is offered at an affordable price point.
The Foxtrot Mike Products 9mm Upper Receiver is fully assembled, ready for use with Glock magazine-compatible lowers, and features a full-length Picatinny rail and M-LOK handguard for accessory mounting.
It includes a Melonite-finished 4150 carbon steel barrel with a 1-10" twist and a non-reciprocating forward charging handle on the 10.5" model.
The upper receiver is engineered for reliability with various manufacturers' lowers but is not compatible with BRN-180 lowers, aluminum cased ammo, Korean magazines, or Spikes Tactical 9mm Glock lower receivers.
The Foxtrot Mike Products Mike-9 Heavy Pistol Buffer ensures reliable cycling and smooth operation of blow-back operated AR-15 pistols.
Designed with an extended length, it eliminates the need for a spacer and reduces the risk of bolt catch breakage.
Features a salt bath Nitride Melonite/QPQ finish for increased lubricity and wear resistance, with a heavy weight of 6.4 oz. to manage recoil and rate of fire.
The Foxtrot Mike Products Mike-9 Bolt Carrier Assembly is specifically designed for 9MM AR style pistols and carbines that are compatible with Glock style magazines.
Constructed from a single piece of 8620H steel alloy and finished with a salt bath nitride for increased lubricity and wear-resistance.
Features a "ramped" design to accommodate both standard GI and dedicated 9mm hammers, ensuring reliability and compatibility with various setups.
The Foxtrot Mike Products AR-15 FM-9 Monolithic 9mm Upper Receiver is styled after Colt-pattern pistol-caliber carbines and is available in three barrel lengths for various builds.
Constructed from 6061-T6 aluminum, the upper features a proprietary non-reciprocating charging handle and is compatible with both Colt SMG and Glock® magazine feed lower receivers.
The 10.5" upper comes with an 8.5" Ultra-Light Barrel and a 10.5" handguard, and is made in the USA, but it does not support aluminum cased ammo, Korean mags, or Spikes Tactical 9mm Glock® lowers.
The Foxtrot Mike Products AR-15 Mike-9 Bolt Carrier Assembly is designed for consistent, reliable function in AR-style pistol-caliber carbines, specifically using a Colt-style BCG setup.
Constructed from 8620H steel with a salt-bath nitride finish, it includes an M67 firing-pin retainer and a 17-4 stainless steel firing pin, ensuring durability and longevity.
This assembly is ramped to accommodate both mil-spec GI hammers and 9mm pistol-caliber carbine hammers, and is made in the USA with a black finish.
The MIKE-9 Billet Lower Receiver is designed for 9mm builds and accepts Glock-style magazines.
Constructed from 7075-T6 billet aluminum with an anodized black finish, ensuring durability and compatibility with mil-spec AR-15 components.
These stripped lower receivers are made in the USA and come with a lifetime warranty from Foxtrot Mike Products.
The Foxtrot Mike Products MIKE-45 Complete Upper Receiver is designed for AR-15s, uses .45 ACP, and is compatible with Glock magazines.
It features a full-length Picatinny rail, M-LOK handguard, and an interlocking connector to prevent the barrel nut from loosening.
The upper receiver is not compatible with BRN-180 lowers, Korean magazines, aluminum cased ammo, or the Stern Defense .45ACP Conversion Adapter.
The Foxtrot Mike Extra Heavy Pistol Buffer is designed to enhance the cycling of AR-15 pistol actions with internal Tungsten weights, reducing recoil and bolt catch breakage.
Compatible with all 9mm and 45 caliber upper receivers, the buffer is ideal for 45 Cal PCC builds and does not require a spacer due to its extended length.
Made in the USA from Premium 4340 Steel, the buffer features a Salt bath Nitride finish for durability and comes with ISO:9001 and AS:9100 quality certifications.
The FM Products AR-15 MIKE-9 Billet Lower Receiver is designed for small frame Glock style 9mm builds and comes with a patented Last Round Bolt Hold Open feature.
It includes a Mil-spec GI Trigger Group, a .308 Carbine recoil spring, and a 6.5 oz heavy buffer, with all parts being MIM-free.
The lower receiver is made from premium Billet 7075 T6 aluminum, coated in hard Mil-spec Type 3 anodizing, and is manufactured in the USA.
Foxtrot Mike Products' Mike-9 9mm Ultralight Barrels are crafted from 41V50 chrome-moly vanadium steel for match-grade accuracy, featuring a 1:10-inch twist rate for stabilizing 9mm projectiles.
The barrels come in various lengths with an all-black finish and are equipped with 1/2-36 TPI threaded muzzles for compatibility with most muzzle devices and suppressors.
Designed to fit Colt- and Glock-style 9mm upper receivers, these barrels have integrated feed ramps to ensure reliable feeding and function.
The Foxtrot Mike Products AR-15 Mike-45 Stripped lower receiver is designed for custom PCC builds and supports .45 ACP cartridges.
It is compatible with Glock® .45 Auto magazines and includes a proprietary bolt release and magazine release, with a last round bolt hold open feature.
Constructed from 7075-T6 billet aluminum with an anodized black finish, these stripped lowers are made in the USA and come with a lifetime warranty.
The AR-15 MIKE-45 Complete Billet Rifle Lower Receiver is designed for .45 Auto rounds and is compatible with Glock® .45 Auto magazines.
It includes a Mil-Spec fire control group, proprietary bolt and magazine release, and a buffer system specifically tuned for the .45 Auto cartridge.
Constructed from 7075 T-6 aluminum with a hard anodized finish, this lower receiver is made in the U.S.A.
The Foxtrot Mike Products MIKE-45 barrel is crafted from 41V50 chrome-moly vanadium steel for match-grade accuracy.
This .45 ACP barrel is 16 inches long with a 1:16 twist rate, suitable for precision shooting.
The barrel features a black finish and is equipped with 5/8-24 muzzle threads to accommodate various attachments.
The Foxtrot Mike Products AR-15 .45 ACP Build Kits include a stripped Glock magazine compatible lower receiver, a complete .45 ACP bolt, heavy buffer, .308 buffer spring, thread protector, and a choice of 5”, 7”, or 16” barrel.
The Mike-45 stripped lowers are machined from 7075-T6 billet aluminum, include pre-installed proprietary bolt and magazine releases, and are designed for Glock® .45 Auto magazines with a last round bolt hold open feature.
The .45 ACP Barrels are made from 41V50 chrome-moly vanadium steel with a 1:16” twist rate for match-grade accuracy, and the Premium .45 ACP Bolt Assembly is machined from 4340 Steel with a salt bath nitride finish for durability.
The Foxtrot Mike Products AR-15 9mm Build Kits include essential components like a stripped Glock magazine compatible lower receiver, a complete 9mm bolt, heavy buffer, and more.
The Mike-9 9mm Barrels are crafted from 41V50 chrome-moly vanadium steel with a 1:10-inch twist rate for match-grade accuracy and are compatible with most muzzle devices.
The Mike-9 Bolt is made from premium 8620H steel alloy with a salt bath nitride finish, and the Heavy Pistol Buffer ensures reliable cycling and smoother function of AR-15 pistol actions.
The FM Products 223 Wylde Upper Receivers are exclusive to Brownells, featuring a monolithic M-LOK design and a black finish.
This 16" upper receiver comes with a mid-length gas tube, .625 low profile gas block, and is chambered in .223 Wylde with a 1/8 twist lightweight barrel.
The upper assembly does not include a bolt carrier group or charging handle and is not compatible with BRN-180 lowers.
The Mike-15 Upper Receiver features a proprietary recoil system that works without a buffer tube and allows the use of a folded stock or brace.
It includes a patent pending mid-length gas system for reduced gas leakage and a patented 4-position non-reciprocating front charging handle.
The assembly comes with a lightweight 223 Wylde chambered barrel, available in 16 or 13.9 inches, with a "taper lock" barrel nut for enhanced stability.