"ITEM CONSTRUCTED FROM ALUMINUM ALLOY 2024-T3 AS PER QQ-A-225/8,THE ITEM UNDERGOES PASSIVATION WITH AN ANODIC FILM ACCORDING TO MIL-A-8625 TYPE II CLASS 2; BLACK COATING,ITEM DIMENSIONS ARE 2.31 INCHES LONG,0.50 INCH MAXIMUM WIDTH AND 0.37 INCH MINIMUM WIDTH"