Mountain Arms
Providing custom upper receivers and machining.
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Pricing and Options
Custom 300 Winchester Short Magnum Upper Receiver - Option A
Complete upper receiver
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Adjustable, Lockable Gas Block
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MPI Tested Bolt
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24” Lite Barrel
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15" Aluminum Free float handguard
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Bolt, carrier and charging handle included
-
Bolt is Melonite coated
$1,500.00
Custom 300 Winchester Short Magnum Upper Receiver - Option B
Complete upper receiver
-
Adjustable, Lockable Gas Block
-
MPI Tested Bolt
-
24” Lite Barrel
-
12" Carbon fiber Free float handguard
-
Bolt, carrier and charging handle included
-
Bolt is Melonite coated
$1,500.00
Custom 300 Winchester Short Magnum Upper Receiver - Option C
Custom 300 Winchester Short Magnum Upper Receiver - Option D
Complete upper receiver
-
Adjustable, Lockable Gas Block
-
MPI Tested Bolt
-
24” Lite Barrel
-
12" Aluminum Free float handguard #1
-
Bolt, carrier and charging handle included
-
Bolt is Melonite coated
$1,500.00
Complete upper receiver
-
Adjustable, Lockable Gas Block
-
MPI Tested Bolt
-
24” Lite Barrel
-
12" Aluminum Free float handguard #2
-
Bolt, carrier and charging handle included
-
Bolt is Melonite coated
$1,500.00
