Dead Air Silencers Muzzle Device Shim Kit 5.56. Featuring three different shim thicknesses this kit ensures optimal alignment and performance for your firearm. Each shim is clearly marked for easy identification and the packaging includes detailed instructions for proper use. Designed for simplicity the thickest shim should always be placed on the barrel shoulder first allowing for consistent and accurate muzzle device installation. Specifications for Dead Air Silencers Muzzle Device Shim Kit: Manufacturer: Dead Air Silencers Color: Silver Threads per Inch: 1/2x28 Features of Dead Air Silencers Muzzle Device Shim Kit Shim kit designed for precise timing of muzzle devices Includes three shim thicknesses for flexibility and accuracy Clear identification of shim thicknesses for ease of use Detailed packaging instructions for proper installation Thickest shim should always be placed on the barrel shoulder first Ensures optimal alignment and performance for muzzle devices Package Contents: Dead Air Silencers Muzzle Device Shim Kit Dead Air Silencers DA001: Muzzle Device Shim Kit 5.56