Each black powder muzzleloader rifle barrel from Green Mountain features the ideal length to increase your bullet's accuracy and retain its velocity. Both the 42" and 36" lengths ensure optimum ballistics while maintaining a comfortable balance for easy handling in the woods.
We offer our high-quality black powder muzzleloader rifle barrels in a variety of calibers, twist rates and breeches. Our 15/16" black powder muzzleloader rifle barrels are available in .50 and .54 calibers. The twist rate for our 15/16" black powder muzzleloader rifle barrels are 1:70" for the .50 and .54 caliber black powder muzzleloader rifle barrel.
Whether cut rifled, the optimum method of creating precise spiral grooves, or button rifled, the most common method used today to rifle barrels, our black powder muzzleloader rifle barrels are rifled with anti-backlash helical guides and/or computer-monitored machines to generate and maintain exact, proven twist rates.
All of our black powder muzzleloader rifle barrels are precision rifled for maximum accuracy. That's how we have earned our reputation as the industry leader in muzzleloader rifle barrels. Each of our black powder muzzleloader rifle barrels conform to the exacting standard.