Protects the front sight from damage caused by normal field use. Open front design allows plenty of light to reach the front blade and provide an enhanced sight picture. Spring steel construction for durability. Available for pre-64 Model 70.
Big Book Catalog, Issue:72, Page:301
SPECS: Steel, blue, matte finish. 1” (2.5cm) long x ½" (12.7mm) wide. Model 70 - 11⁄16" (16.7mm) high.