Sons of Liberty Gun Works M4-EXO3 5.56 AR-15 Upper - 10.5"
AR-15 Handguard
In stock
Only 4 left
Sons of Liberty Gun Works M4-EXO3 5.56 AR-15 Upper - 10.5"
Special Price
$649.92
Regular Price
$712.50
3rd Generational Upgrades Include:
- EXO3 has a 4140 Steel barrel nut vs aluminum on EXO2
- Updated proprietary lockup with a custom 4140 set screw that pulls the rail into the upper
- SOLGW added the anti-rotation pin from the M76/M89
- Added slight finger grooves like the M76/M89 but not as pronounced
- Spaced out the lightening holes to stiffen the rail
Specifications:
- Barrel: Sons of Liberty Gun Works 4150CoMOV 1:7 MPI HPT Barrel
- Caliber: 5.56 NATO Chamber
- Barrel Steel: 4150 CrMoV (Chrome Moly Vanadium per MIL-B-11595E)
- Twist Rate: 1/7 Twist Six Groove
- Thread Pitch: 1/2-28 Threaded Muzzle
- Gas Block: .750″ Gas Block Journal with appropriately sized gas port
- Gas Length: Carbine
- Barrel Finish: QPQ Corrosion Resistant Finish
- Barrel Extension: QPQ coated M4 Feed Ramp Extension
- High Pressure (proof) Tested (HPT)
- Magnetic Particle Inspected (MPI)
- With “F” Marked Taper Pinned Front Sight Block
- Weight: 2 lbs 12.5 oz
| SKU | EXO3UPPER-10.5-556 |
|---|---|
| Product Type | AR-15 Handguard |
| Manufacturer | Sons of Liberty Gun Works |
| Gas Block Diameter | .750" |
| Thread Pitch | 1/2x28 (.22 cal) |
| Twist Rate | 1:7 |
| Color | Black |
| Gas System Length | Carbine |
| Rail Length | 9.5" |
| Mount | M-LOK |
| Platform | AR-15 |
| Barrel Length | 10.5" |
| Caliber | 5.56 NATO |
| Threaded | Yes |
