STD rings are precision engineered to match up with STD 1-piece or STD 2-piece bases. The rear ring is secured by windage adjustment screws. They boast machined steel construction and are available in five different ring heights.
STD rings are precision engineered to match up with STD 1-piece or STD 2-piece bases. The rear ring is secured by windage adjustment screws. They boast machined steel construction and are available in five different ring heights.
