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FM Products | All of the Best Gear | Uppers, Kits, Barrels, and More! — 56 products / 79 models

Foxtrot Mike Products provide cutting edge, and high-quality Gun Parts that are affordable and perfect for any skill level. Feature heavy and easy-to-use, FM Products AR15 Parts have been engineered thanks to feedback from customers who know what they want. From Barrels, to Muzzles, to Rifle Parts, FM Products stands by hardworking consumers who know what they want. Enjoy your time on the range with parts machined from high-grade billet aluminum for a greater degree of customization. Get quicker magazine changes when your build out is designed from the ground up with Foxtrot Mike Products. Check out our Blogs for even more great tricks of the trade. Visit our Sweepstakes page for your chance to win great gear! As always, OpticsPlanet offers Free Shipping On Orders Over $49.image

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Image of Gun Parts category Gun Parts
Image of Rifle Parts category Rifle Parts
Image of AR 15 Parts category AR 15 Parts
Image of AR15 Upper Receivers category AR15 Upper Receivers
Image of AR15 Upper Parts category AR15 Upper Parts
Image of Rifle Barrels category Rifle Barrels
Image of AR15 Barrels category AR15 Barrels
Image of AR15 Lower Parts category AR15 Lower Parts
Image of Bolt Carrier Groups category Bolt Carrier Groups
Image of AR15 Recoil Buffers category AR15 Recoil Buffers
Image of AR 15 Tactical Rails category AR 15 Tactical Rails
Image of AR Handguards & Forends category AR Handguards & Forends
Image of AR15 Accessories category AR15 Accessories
Image of Muzzle Brakes & Compensators category Muzzle Brakes & Compensators
Image of Muzzle Devices category Muzzle Devices
Image of Weapon Accessories category Weapon Accessories
Image of AR15 Buffer Assemblies category AR15 Buffer Assemblies
Image of AR Charging Handles category AR Charging Handles
Image of Glock 19 Barrels category Glock 19 Barrels
Image of Pistol Barrels category Pistol Barrels

56 Products in FM Products

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Image of FM Products Front Charge Mike-9 9mm Luger 5inch Upper Receiver 2 models FM Products Front Charge Mike-9 9mm Luger 5inch Upper Receiver (8) As Low As (Save $20.00) $379.00 14% Coupon
Image of FM Products FM-9 AR 9x19mm Parabellum Rear Charging Upper Receiver, 5 inch w/ Blast Diffuser 2 models FM Products FM-9 AR 9x19mm Parabellum Rear Charging Upper Receiver, 5 inch w/ Blast Diffuser (4) List: $349.00 (Save $20.00) $329.00 Free 2 Day Shipping
Image of FM Products Bufferless Foxtrot Mike Mike-15 Gen 2 .223 Wylde 12.5inch Upper Receiver FM Products Bufferless Foxtrot Mike Mike-15 Gen 2 .223 Wylde 12.5inch Upper Receiver List: $549.00 (Save $24.00) $525.00 Newly Added
Image of FM Products FM-9 AR 9mm Forward Charging Upper Receiver w/ Micro Brake FM Products FM-9 AR 9mm Forward Charging Upper Receiver w/ Micro Brake (7) List: $399.00 (Save $20.00) $379.00 Up to 14% Coupon
Image of FM Products Bufferless Foxtrot Mike Mike-15 Gen 2 .223 Wylde 16inch Upper Receiver FM Products Bufferless Foxtrot Mike Mike-15 Gen 2 .223 Wylde 16inch Upper Receiver List: $599.00 (Save $24.00) $575.00 14% Coupon
Image of FM Products Mike-15 .223 Wylde Gen 2 Build Kit 2 models FM Products Mike-15 .223 Wylde Gen 2 Build Kit (4) As Low As (Save $20.00) $569.00
Image of FM Products MIL-SPEC Rear Charge Mike-9 9mm Luger 5inch Upper Receiver 2 models FM Products MIL-SPEC Rear Charge Mike-9 9mm Luger 5inch Upper Receiver As Low As (Save Up to 14%) $299.99 Blazin' Deal
Image of FM Products MIKE-9 9mm Build Kit 3 models FM Products MIKE-9 9mm Build Kit As Low As (Save Up to $24.00) $499.00 14% Coupon
Image of FM Products Foxtrot Mike VFM-9 9mm Luger 7inch Upper Receiver FM Products Foxtrot Mike VFM-9 9mm Luger 7inch Upper Receiver List: $309.00 (Save $20.00) $289.00 14% Coupon
Image of FM Products Mike-15 .223 Wylde Gen 2 Complete Upper Receiver 3 models FM Products Mike-15 .223 Wylde Gen 2 Complete Upper Receiver (2) As Low As (Save Up to 36%) $495.49 Blazin' Deal
Image of FM Products Front/Rear Charging Mike-9 9mm Luger 5inch Upper Receiver FM Products Front/Rear Charging Mike-9 9mm Luger 5inch Upper Receiver List: $299.00 (Save $20.00) $279.00 14% Coupon
Image of FM Products MIKE-15 Buffer-less .223 Wylde Gen 2 Upper Receiver 3 models FM Products MIKE-15 Buffer-less .223 Wylde Gen 2 Upper Receiver (3) As Low As (Save Up to 38%) $390.49 Blazin' Deal
Image of FM Products Front Charging Foxtrot Mike VFM-9 9mm Luger 5inch Upper Receiver FM Products Front Charging Foxtrot Mike VFM-9 9mm Luger 5inch Upper Receiver List: $269.00 (Save $20.00) $249.00 14% Coupon
Image of FM Products Mike-9 RMB Heavy Buffer 2 models FM Products Mike-9 RMB Heavy Buffer As Low As (Save Up to 13%) $57.99 Newly Added
Image of FM Products Glock Style 9mm Bolt Carrier Assembly FM Products Glock Style 9mm Bolt Carrier Assembly (4) List: $119.00 (Save $10.00) $109.00
Image of FM Products FM-9 AR 9mm Rear Charging Upper Receiver, 16 inch FM Products FM-9 AR 9mm Rear Charging Upper Receiver, 16 inch (1) List: $489.00 (Save $20.00) $469.00
Image of FM Products Glock Style 9mm 5 inch AR Rear Charging Builders Kits FM Products Glock Style 9mm 5 inch AR Rear Charging Builders Kits (2) List: $499.00 (Save 41%) $292.49 Blazin' Deal
Image of FM Products Foxtrot Mike Mike-9 9mm Luger Bolt Carrier Group FM Products Foxtrot Mike Mike-9 9mm Luger Bolt Carrier Group (1) List: $109.00 (Save $10.00) $99.00 Newly Added
Image of FM Products PCC 9mm Heavy Buffer 6.5 oz w/ .308 Carbine Recoil Spring FM Products PCC 9mm Heavy Buffer 6.5 oz w/ .308 Carbine Recoil Spring (8) List: $25.00 $24.99 Best Rated
Image of FM Products Ultra Light 9mm Barrel, 5 inch FM Products Ultra Light 9mm Barrel, 5 inch (3) List: $75.00 (Save 10%) $67.50 14% Coupon
Image of FM Products Gen 2 Ultra Light Free Float AR15 M-Lok Handguard w/ Barrel Nut 3 models FM Products Gen 2 Ultra Light Free Float AR15 M-Lok Handguard w/ Barrel Nut (9) As Low As (Save Up to 13%) $69.00
Image of FM Products Gen 2 Folding Stock Adapter FM Products Gen 2 Folding Stock Adapter (2) List: $139.00 (Save $10.00) $129.00 14% Coupon
Image of FM Products PCC 4 Port Muzzle Brake FM Products PCC 4 Port Muzzle Brake (2) List: $45.00 (Save 11%) $39.99 Up to 15% Coupon
Image of FM Products Ultra Light .45 Barrel, 16 inch FM Products Ultra Light .45 Barrel, 16 inch List: $175.00 (Save 46%) $94.49 Blazin' Deal
Image of FM Products Mike-9 TRI LUG AR-15 9mm Luger Threaded Rifle Barrel 2 models FM Products Mike-9 TRI LUG AR-15 9mm Luger Threaded Rifle Barrel As Low As (Save $10.00) $99.00 14% Coupon
Image of FM Products 9mm Bolt Carrier and Heavy Buffer FM Products 9mm Bolt Carrier and Heavy Buffer (3) List: $135.00 (Save $10.00) $125.00
Image of FM Products .45 Caliber Bolt Carrier and Heavy Buffer FM Products .45 Caliber Bolt Carrier and Heavy Buffer List: $135.00 (Save $10.00) $125.00
Image of FM Products Ultralight .45 Caliber Barrel 2 models FM Products Ultralight .45 Caliber Barrel As Low As (Save $10.00) $99.00 14% Coupon
Image of FM Products Mike-9 Ultralight AR-15 9mm Luger Threaded Rifle Barrel 4 models FM Products Mike-9 Ultralight AR-15 9mm Luger Threaded Rifle Barrel As Low As (Save Up to 11%) $65.99 14% Coupon
Image of FM Products Foxtrot Mike Mike-9 9mm Luger Tri-Lug 7inch Upper Receiver FM Products Foxtrot Mike Mike-9 9mm Luger Tri-Lug 7inch Upper Receiver List: $369.00 (Save $20.00) $349.00 14% Coupon
Image of FM Products Bufferless Foxtrot Mike Mike-15 Gen 2 .223 Wylde 9inch Upper Receiver FM Products Bufferless Foxtrot Mike Mike-15 Gen 2 .223 Wylde 9inch Upper Receiver List: $529.00 (Save $30.00) $499.00 Newly Added
Image of FM Products MIKE-45 .45 ACP Complete Upper Receiver Kit FM Products MIKE-45 .45 ACP Complete Upper Receiver Kit (5) List: $425.00 (Save $10.00) $415.00 Best Rated
Image of FM Products PCC 9mm Heavy Buffer 6.5 oz FM Products PCC 9mm Heavy Buffer 6.5 oz (3) List: $33.99 (Save 26%) $24.99 20% Coupon
Image of FM Products Ultralight 9mm Barrel 2 models FM Products Ultralight 9mm Barrel (3) As Low As (Save Up to 41%) $99.00 Blazin' Deal
Image of FM Products Foxtrot Mike VFM-9 9mm Luger 10inch Upper Receiver FM Products Foxtrot Mike VFM-9 9mm Luger 10inch Upper Receiver List: $319.00 (Save $20.00) $299.00 Newly Added
Image of FM Products Ultra Light 9mm Barrel, 9.25 inch FM Products Ultra Light 9mm Barrel, 9.25 inch (2) List: $109.00 (Save $10.00) $99.00
Image of FM Products 9mm Bolt Replacement Parts Kit FM Products 9mm Bolt Replacement Parts Kit (1) List: $33.99 (Save 19%) $27.49 10% Coupon
Image of FM Products PCC Heavy Buffer FM Products PCC Heavy Buffer (1) List: $29.99 (Save 17%) $24.99 Up to 20% Coupon
Image of FM Products Carging Gen 2 Replacement Handle Trolley 2 models FM Products Carging Gen 2 Replacement Handle Trolley (4) List: $35.99 (Save 11%) $31.99
Image of FM Products Micro Blast Diffuser FM Products Micro Blast Diffuser List: $45.00 (Save 11%) $39.99 10% Coupon
Image of FM Products 4-Port Micro Brake 2 models FM Products 4-Port Micro Brake (1) List: $45.00 (Save $1.01) $43.99 Up to 15% Coupon
Image of FM Products Gen 2 Replacement Round Cam Pin FM Products Gen 2 Replacement Round Cam Pin (4) List: $14.00 $13.99 20% Coupon
Image of FM Products PCC Forward Blast Diffuser, 9mm, 1/2-36 Thread FM Products PCC Forward Blast Diffuser, 9mm, 1/2-36 Thread (1) List: $45.00 (Save 13%) $39.00
Image of FM Products Gen 2 Replacement Recoil Spring Plug FM Products Gen 2 Replacement Recoil Spring Plug List: $17.50 (Save 51%) $8.49 Blazin' Deal
Image of FM Products Ultra Light 9mm Barrel, 16 inch FM Products Ultra Light 9mm Barrel, 16 inch (1) List: $175.00 (Save $10.00) $165.00
Image of FM Products Mike-9 Heavy Buffer FM Products Mike-9 Heavy Buffer $21.99 Newly Added
Image of FM Products .223 Bolt Replacement Parts Kit FM Products .223 Bolt Replacement Parts Kit List: $33.99 (Save 40%) $20.49 Blazin' Deal
Image of FM Products Gen 2 Replacement 4-Position Charging Handle FM Products Gen 2 Replacement 4-Position Charging Handle (1) List: $33.99 (Save 12%) $29.99 20% Coupon
Image of FM Products 9mm Bolt Carrier Assembly FM Products 9mm Bolt Carrier Assembly List: $119.00 (Save $10.00) $109.00
Image of FM Products Glock Style .45 AR Bolt Carrier Assembly FM Products Glock Style .45 AR Bolt Carrier Assembly (2) List: $119.00 (Save $10.00) $109.00
Image of FM Products Gen 2 Replacement Recoil Spring Assembly FM Products Gen 2 Replacement Recoil Spring Assembly (2) List: $7.50 $7.49 20% Coupon
Image of FM Products .45 Caliber Bolt Carrier Assembly FM Products .45 Caliber Bolt Carrier Assembly List: $119.00 (Save $10.00) $109.00
Image of FM Products Foxtrot Mike Mike-9 9mm Luger 7inch Upper Receiver FM Products Foxtrot Mike Mike-9 9mm Luger 7inch Upper Receiver List: $349.00 (Save $30.00) $319.00 14% Coupon
Image of FM Products Ultralight M-LOK Handguard 3 models FM Products Ultralight M-LOK Handguard (6) As Low As (Save Up to 13%) $69.00 Best Rated
Image of FM Products Ultra Premium Match Grade Glock Barrel FM Products Ultra Premium Match Grade Glock Barrel (2) List: $89.00 (Save $4.00) $85.00
Image of FM Products PCC .45 ACP Recoil Kit FM Products PCC .45 ACP Recoil Kit (3) List: $79.00 (Save 13%) $69.00
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127 products Save 20% on a Wide Selection of Gear While supplies last!
AR 15 Upper Receivers
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FM Products How To Guides View All

Best AR-15 Handguards of 2026 on OpticsPlanet by OpticsPlanet Product Expert
Best Weapon Lights of 2026 on OpticsPlanet by OpticsPlanet Product Expert
A Guide to AR15 Slings by Corey F.
4 Most Common AR15 Issues & How to Fix Them by Corey F.

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