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CMMG Inc Barrel Sub-Assembly Medium Taper 22LR 17in 4140CM Salt Bath Nitride

CMMG Inc Barrel Sub-Assembly Medium Taper 22LR 17in 4140CM Salt Bath Nitride

CMMG · Barrels

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$165.99at OpticsPlanet

Out of stock Sale checked Oct 22, 2026

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OpticsPlanet $165.99Salechecked Oct 22, 2026 Out of stock Buy at OpticsPlanet

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Dashed line = out of stock. Tracking since Oct 17, 2026.

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About this part

The CMMG Inc Barrel Sub-Assembly Medium Taper 22LR 17in 4140CM Salt Bath Nitride is a 17" .22 LR barrel from CMMG. One store lists it, OpticsPlanet at $165.99.

Fits and works with

Caliber
.22 LR · Shop matching ammo
Bolt
.22 LR · Bolt carrier groups
Muzzle thread
1/2x28 · Muzzle devices
Barrel length
17" · Handguards

Specifications

Manufacturer
CMMG
Platform
AR-15
Caliber
.22 LR
Barrel length
17"
Thread pattern
½ x 28

From the manufacturer

CMMG Inc Barrel Sub-Assembly Medium Taper 22LR 17in 4140CM Salt Bath Nitride. CMMG machined these Rifle Barrels from 4140 steel and added a Salt Bath Nitride coating that enhanced their durability strength and resistance to corrosive elements and abrasion. This CMMG Inc .22LR Barrel Sub-Assembly is perfect for a custom build and will deliver precise shooting along with other high quality components when you use it. Otherwise you can use a different barrel from CMMG with this sub-assembly and it fits most AR-15 pattern upper receivers with a 1/2x28 thread pitch. Put a CMMG Inc .22LR Barrel Sub-Assembly on your gun and discover how you can make it a part of your shooting experience. Specifications for CMMG Inc 22 LR Barrel Sub-Assembly: Manufacturer: CMMG Color: Black Finish: Salt Bath Nitride Fabric/Material: 4140 Steel Caliber: .22 Long Rifle Barrel Profile: Medium Taper Barrel Twist Rate: 1-16 Flutes: No Gun Model: AR-15 Condition: New Gun Type: Rifle Firearms Threads Per Inch: 1/2x28 Package Contents: CMMG Inc 22LR Barrel Sub-Assembly The CMMG Inc CMM MT 4140CM .22 Long Rifle Barrel 4.5 Inch Medium Taper Profile Barrel 1/2-28 TPI Salt Bath Nitride Finish 22D5B0F is a quality addition to the CMMG lineup. For more great deals on AR15 Barrels by CMMG please browse our CMMG Inc Gun Parts page. What firearm models does the manufacturer say CMMG Inc 22 LR Barrel Sub-Assembly is compatible with? The manufacturer says that CMMG Inc 22 LR Barrel Sub-Assembly is compatible with AR-15CMMG Inc 22D830C: Barrel Sub-Assembly .22 LR 17 inch Medium Taper 1-16 Twist 1/2-28 Thread 4140CM SBN Black

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$165.99 at OpticsPlanet
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