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Product information
Overview
CMMG BBL 300BLK 8" 4140CM SBN
Description
Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. ALL NFA RULES APPLY
Specifications
| Manufacturer | CMMG |
|---|---|
| Model | Barrel Sub-Assembly |
| SKU | RSR|CMMG30D810A |
| UPC | 815835016283 |
| UPC | 815835016283 |
| Manufacturer | CMMG |
| Manufacturer Part Number | 30D810A |
| Barrel Length | 8" |
| Caliber/Gauge | .300 AAC Blackout |
| Color | Black |
| Length | 8" |
| Model | Barrel Sub-Assembly |
| Product Type | Barrel |
| Rate of Twist | 1:7" |
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Questions & answers
How will this item ship?
Eligible non-firearm items may ship to an address that meets shipping rules, or you can choose local pickup at STX Bullseye when available. Restrictions can apply by product and destination.
Does this require an FFL transfer?
This listing does not require an FFL transfer. Firearm receivers and other regulated items are labeled separately when FFL transfer is required.
What if I have compatibility questions?
Contact STX Bullseye before purchase if you need help confirming fitment, caliber, or mount compatibility. Staff can review the listing details with you.
How do I contact STX Bullseye?
Call (956) 314-0879 or visit the Contact page. Store hours and location details are listed on Contact and About.
Answers are general store information and are not personalized legal advice.