Sons of Liberty M4-L89
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Specifications
Material 7075-T6 aluminum (upper receiver and L89 rail); cold hammer forged steel combat barrel (commonly 4140 CMV)
Description
Product Overview
The Sons of Liberty M4-L89 upper half is built around a cold hammer forged Combat Barrel and the L89 13.75 in rail for a compact, suppressor-ready 5.56x45 NATO setup. This configuration uses a 13.7 in barrel and includes an HUXWRX XL muzzle device, with the 13.7 in barrel configured to meet 16 in overall-length requirements.
Key Features
- Cold hammer forged Combat Barrel for durability and consistency
- 13.75 in L89 rail for a solid balance of reach and handling
- HUXWRX XL muzzle device included for HUXWRX suppressor compatibility
- 13.7 in barrel configuration designed to achieve 16 in OAL via pinned/welded method
- No BCG or charging handle included
A tight, modern upper built for use with compatible optics and lower receivers—ready to drop into your AR-15 build.
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
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- SKU:
- M4L89UPPER13.7556XL
- UPC:
- 644625068115
- BUDS ID:
- 169561
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Retail Availability
Bud's Gun Shop - Lexington, KY
1105 Industry Road, Lexington, KY 40505
Bud's Gun Shop - Sevierville, TN
2270 Two Rivers Blvd, Sevierville, TN 37876
Uncle Lee's - Greenville, KY
820 Main St, Greenville, KY 42345
