. Muzzleloader Barrels, Ruger 10/22, BPCR, Muzzleloading Supplies | Green Mountain Rifle Barrel CO.
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Spring has Sprung!

Our APRIL Specials are Here Too!

Never mind April Showers, our GM-M8, Mid-length M4 barrel, and GM-M16, M16A2 barrel are 15% OFF regular prices!

Green Mountain Rifle Barrels provide the world's best competitive shooters and enthusiasts with accuracy and dependability they can count on. Uncompromising quality is achieved by crafting barrels using a hands-on approach in production. Individual attention is dedicated to ensure that each barrel is of the safest, most accurate and dependable quality. Select a category to left to view our premium quality replacement rifle barrels.


Green Mountain Rifle Barrel Co Now Offers LASER Engraving for a Truly CUSTOM Barrel For Your New Build!

Click HERE For More Details!

Come See Us!

Our New Retail Store is located right in front of our Factory at 153 West Main St in Conway, New Hampshire

Watch for our Billboard Sign just south of Conway, NH!

Please note: Instock orders placed after 11:00 AM (Eastern) Thursday will ship the following Monday