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PAC-NOR now offers 'AR' Barrels that are made to custom order and shipped ready to drop-in your rifle.
These barrels are contoured, chambered, crowned and have the barrel extension installed.
Other custom contouring and chambering configurations are also available.
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20" AR Heavy Service Rifle
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This barrel is 1"dia under handguard, .750"dia at front sight, appx .740"dia at muzzle.
The barrel comes chambered, headspaced, with barrel extension installed and crowned muzzel.
Chrome Moly Match
Chrome Moly Super Match
Stainless Steel Match
Stainless Steel Super Match
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$295.00
$315.00
$320.00
$345.00
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24" AR Heavy Target
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This barrel is 1"dia under handguard, .936"dia at the gas block, appx .812"dia at muzzle.
The barrel comes chambered, headspaced, with barrel extension installed and crowned muzzel.
Chrome Moly Match
Chrome Moly Super Match
Stainless Steel Match
Stainless Steel Super Match
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$305.00
$325.00
$330.00
$355.00
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Custom AR Contour
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We can make barrels other than the ones offered above.
Use this diagram to fill out the table on the right.
With AR's, there are certain limitations such as 1.00" diameter at the barrel extension and the gas tube length. Please call (541) 479-6117 or email to design your custom barrel.
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A:
B:
C:
D:
E:Standard or Carbine
F:1.88" or ?
G:
H:
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Caliber and Twist Rate Chart
for .224 cal Barrels
| Highlighted numbers are standard or popular twist rates. |
| 22 (.224") |
| 3 groove |
6" |
6.50" |
7" |
8" |
9" |
10" |
12" |
13" |
13.25" |
13.50" |
14" |
16" |
| 4 groove |
7.50" |
8" |
8.60" |
13" |
16" |
| 5 groove |
7" |
8" |
9" |
10" |
12" |
14" |
15" |
| Polygonal |
6.50" |
7" |
8" |
9" |
12" |
14" |
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