Barrett’s ultra high (1.4”) , ZERO-GAP™, tight-toleranced collet design makes these rings easy to use. They provide definitive holding power for heavy scopes under the harshest recoil. • For use with 30mm rifle scope tubes on Mil Std 1913 accessory rails • 1.2” wide clamping area positively grips without damaging scope tube • Aircraft quality 7075 T-6 aluminum • 60 HRC (Rockwell C scale) hard-anodized • 2.5x lighter than similar steel rings • Integral ¼ - 32 steel cross bolt with captured ½ inch nut
