The Foxtrot Mike Products FM-9 Complete 9x19mm Upper Receiver is feature rich and cutting edge. Built from the ground up to provide outstanding reliability and accuracy with a host of top tier features. The traditional M4 charging handle has been replaced with an ambidextrous, non reciprocating forward charging handle. The monolithic style has been achieved with a proprietary interlock between the upper and handguard. Lastly, the slim-line handguard is M-LOK compatible for your favorite accessories.
The FM-9 Monolithic 9mm Upper Receiver can be had in three different barrel lengths, so whether you’re building a pistol or a carbine, there’s a setup that’s perfect for your build.
- Includes M-LOK compatible Handguard
- All three uppers feature an Ultra Light PCC barrel
- Barrel lengths: 16, 10.5 or 8.5 inches
- 16″ barrel comes with FM Products Muzzle Brake
- 8.5″ and10.5″ barrels come standard with the FM Products Forward Blast Diffuser
- 10.5″ Upper Receiver features 8.5″ Ultra Light Barrel with a 10.5″ Handguard for an ultra compact upper
- Made in the USA
- Type 3 Hard Anodize finish
- Manufactured with ISO:9001 and AS:9100 quality certifications
- Ultra Premium, Match Grade, Lightweight 41V50 Barrel 1/2-36″ threads
- Ambidextrous forward charging handle
- Limited lifetime warranty through Foxtrot Mike Products
- Complete upper includes Ultra Premium Bolt Carrier Group
- Available in either Glock or Colt Style
- Inner diameter of a handguard is 1.3″
- Available in 16″, 10.5″ and 8.5” Uppers
FM PRODUCTS FM-9 RIFLE
ACCURACY TEST
RELIABILITY TEST
COMPATIBILITY TEST