CMMG .350 Legend 4140 Nitride Carbine Barrel - 16.1"

Manufactured by CMMG
SKU: 35D5F0A
MPN: 35D5F0A
Manufactured by CMMG
(0) No Reviews yet

Out of Stock

NOTE: Limit 1 per household. Quantities exceeding 1 will not allow checkout.



Deciding what barrel to use for your new .350 Legend build just got easier with this offering by CMMG. Highly durable and designed for reliability, there isn’t a reason why you shouldn’t go with it. The CMMG .350 Legend barrel is made to exacting tolerances from 4140 Chrome Moly steel and finished with salt bath Nitriding inside and out for ultimate longevity and corrosion resistance. The barrel threads are carefully threaded to the 1/2x28 for 9mm muzzle devices. The .750" gas journal is carbine length to ensure plenty of dwell time for reliability with full power and sub sonic loads. The .350 Legend Barrel twist rate is a smooth 1:16, optimized for stabilizing powerful cartridge. If you are looking for the right barrel to build a hard hitting .350 Legend rifle, you just found it.

  • .350 Legend chamber
  • Machined from 4140 Chrome Moly steel with Nitride finish
  • 1/2x28 threads for compatibility with 9mm muzzle devices
  • Carbine length gas system optimal for reliability
  • 1/16 twist rate
  • M4 feed ramp barrel extension
  • Great for building a hard hitting deer rifle

A leading manufacturer of AR-15 rifles, kits, and accessories, CMMG Inc. was established in 2002. Constantly pushing the edge, CMMG strives to develop and improve bringing you a product lineup that is second to none.
See More


Barrel CoatingSalt Bath Nitride
Barrel ContourMedium Taper
Barrel Length16
Barrel Material4140 Chrome Moly Steel
Caliber Gauge.350 Legend
Feed RampsM4
Gas Seat Diameter.750
Gas System LengthCarbine
Thread Pattern1/2 X 28
Twist Rate1:16
Weight1.56 lbs

WARNING: This Product can expose you to chemicals which is known to state of California to cause Cancer and Reproductive Harm. For more information, see

Ratings & Reviews

No reviews available

Be the first to Write a Review