The Rail Alignment Spacer is designed to shorten the number or barrel nut rotations needed to align the rail. Constructed of steel, the Rail Alignment Spacer can withstand high torque pressure.
 
For your safety, It is recommended this part be installed by a competent, qualified gunsmith/installer with an understanding of the weapon platform that the part is being installed on. Always make sure the firearm is unloaded and pointed in a safe direction when working.
 
Specifications
Weight (oz): 0.05
Width (in): 1.2
Length (in): 1.2
Material: High Strength Steel