Four-piece shim kit for AR15 muzzle devices with 1/2x28 threading. Precision-engineered to ensure proper alignment and timing of flash hiders, compensators, and suppressors.
Fits: AR15
Proper muzzle device alignment is critical to firearm performance and safety. This four-piece shim kit from Guntec provides the precision spacing necessary to achieve correct timing on your AR15 platform rifle.
Muzzle devices must be timed correctly to function as designed. Improper alignment can affect:
These shims allow you to fine-tune the rotational position of your muzzle device to achieve perfect timing without permanent modifications to your barrel.
Simply stack shims between your barrel shoulder and muzzle device, then torque to specification. The kit's multiple pieces give you flexibility to achieve the exact timing your setup requires.
A practical solution for AR15 builders and shooters who demand precision.