Burris Signature Rimfire 1" Scope Rings Fits Picatinny or 11mm Dovetail, Medium Height, Black - 420554

TRUSTED PERFORMANCE - The Burris Signature Rings are built to withstand the rigors of hunting and shooting in any environment; Their solid steel construction ensures durability and reliability, ensuring consistent performance shot after shot POS-ALIGN INSERTS TECHNOLOGY - Revolutionary Pos-Align Inserts technology sets these rings apart, offering perfect centering and maximum scope-to-ring contact for unparalleled gripping power without risking damage to the scope finish VIRTUALLY SIGHT-IN - The Signature Rings enable shooters to virtually sight in the gun without moving the scope adjustments, streamlining the zeroing process and saving valuable time and ammunition; This feature enhances efficiency and convenience CORRECTS MISALIGNMENT - These rings are designed to correct misalignment caused by off-center receiver holes; Also, they correct for bases or rings being slightly off-center, eliminating the need for tapered bases or shimming for long-range shooting ADDITIONAL FEATURES - These Burris Signature rimfire/airgun 1-inch size rings are available in 2 heights: Medium (0.77") and High (0.89"); Comes with clamps for 11 mm and 3/8" dovetails; 1" rings come with "0" (zero) inserts