Experience unmatched precision with the Holosun ARO-RD2 Tactical Red Dot Sight, engineered for superior target acquisition and accuracy.Designed with a 2 MOA dot and an enclosed structure, this sight is ruggedly built for any tactical application while seamlessly integrating with 1913 Picatinny rails.2 MOA precision dot for enhanced targetingDurable, enclosed design for maximum protectionCompatible with 1913 Picatinny rail systems1.63" lower 1/3 co-witness mount includedElevate your shooting experience with the Holosun ARO-RD2, the choice for professionals.