The Hi-Viz MPSLW11 Rear Sight S&W M&P Shield pistols elevates your shooting accuracy with its advanced design. This rear sight is meticulously crafted to fit Shield models in 9mm, 40 S&W, and .45 calibers, providing versatility for firearm enthusiasts. It comes with interchangeable replaceable LitePipes in green, red, and black, enhancing visibility in various lighting conditions. Interchangeable Litepipe rear sight for personalized shooting experience Includes green, red, and black LitePipes for enhanced target acquisition Factory height rear sight with a .140 wide notch for optimal alignment Transform your aim and shooting precision with the HIVIZ LiteWave Rear Sight today.