▼ 25% below avg
CMMG BBL 300BLK 16.1 MT 4140CM SBN
Lowest Listed Price
$140.99
MSRP
$224.95
Savings
37% off
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2 Stores
Updated
Sep 8, 2026
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1:7 Twist 4140 Chrome moly
5/8X24 thread pitch
Carbine length gas port .750 gas block Journal"
Medium taper profile
Specifications
Description
CMMG INC.SALT BATH NITRIDE BARREL SUB-ASSEMBLY 300 BLKa Carbine length gas porta Medium taper profilea Gas Block Journal: 0.750a Threaded 4140 CrMo steel 16.1 barrel a Salt Bath Nitride (SBN) finished inside & out a Installed barrel extension a Properly headspaced
