-500x500.jpg "M16 Barrel 20\" M16A1 5.56x45mm pencil profile chrome-lined Green Mountain")
-500x500.jpg "M16 Barrel 20\" M16A1 5.56x45mm pencil profile chrome-lined Green Mountain")
-500x500.jpg "M16 Barrel 20\" M16A1 5.56x45mm pencil profile chrome-lined Green Mountain")
-500x500.jpg "M16 Barrel 20\" M16A1 5.56x45mm pencil profile chrome-lined Green Mountain")
High quality US made M16A1 barrel, made by Green Mountain.
- Caliber- 5.56x45mm
- Twist Rate- 1:12
- Length- 20"
- Profile- M16A1 Pencil
- Finish- Chrome Line Phosphate
- Gas System Length- Rifle Gas Block OD- .625+-(.001)
- Steel Type- 41V50
- Thread Pitch- 1/2x28
- Weight- 1.70lbs
Stamped: G 5.56 NATO 1/2
gas port hole has been drilled
We are an authorized GMB dealer, 90 day warranty. *US sales only*
M16 Barrel 20" M16A1 5.56x45mm pencil profile chrome-lined Green Mountain
- Product Code: M16 Barrel
- Availability: In Stock
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$149.00