Builder Test 10

Current Caliber none ...
Upper Type none ...
Gas Port Position none ...
Current Gas Block none ...
New Caliber none ...
New Barrel Length none ...
New Gas Port Position none ...
New Barrel Contour none ...
New Gas Block none ...
New Barrel Twist none ...
New Muzzle Device none ...
New Oprod none ...
New Gas Tube none ...
New Bolt none ...
New Firing Pin none ...
New Magazine none ...
Total:

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