4150 Black Nitride Barrel
Heavy Contour
1:10 Twist
Muzzle Brake
5/8x24 Thread
Adjustable Gas Block
15” or 18” Handguard
BCG
Dual Charging Handle
*There is no industry standard for the AR10 platform. Not all brands work with each other. E3O uses a DPMS Gen 1 upper which is the most “common” pattern used. Please check with the manufacturer of your lower to see what pattern upper will work with it.
Our rifle barrels come with a sub-MOA gurantee when using good ammunition and proper shooting techniques