CMMG 33D430C Barrel Sub-Assembly – 8.6 Blackout, 12.5″, Black Nitride, 4140CM
Looking to drop serious stopping power into your next AR build? 🔧 The CMMG 33D430C Barrel Sub-Assembly is your go-to solution when you want hard-hitting performance with premium-grade construction.
This 12.5″ barrel is chambered in 8.6 Blackout – purpose-built for energy transfer, excellent subsonic capabilities, and superior terminal ballistics. Whether you’re hunting hogs, prepping for a home defense setup, or just want to push the limits at the range, this barrel delivers.
Built to Perform:
- 4140 Chrome Moly (CM) Steel construction – trusted for its strength and heat resistance
- Black Nitride finish – boosts corrosion resistance, increases hardness, and smooths out wear points
- Medium taper profile – balances weight and accuracy
- Threaded muzzle (5/8×24) – ready for your favorite suppressor or muzzle device
- Optimized for subsonic and supersonic 8.6 BLK loads
The 12.5″ barrel length is the sweet spot for maneuverability and ballistic performance, giving you tight groups downrange without sacrificing mobility. 💥
Whether you’re a seasoned builder or upgrading your go-to rig, the CMMG 33D430C delivers rock-solid reliability with the punch only 8.6 Blackout can provide.
📦 Drop it into your upper and feel the difference. Tactical dads, this is the barrel you’ve been waiting to run.
👉 Order yours now — precision, power, and performance are just a click away.
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