Features:Precision Machined from Aircraft Aluminum with a Matte Black Finish and Featuring Machined Forward and Rearward Facing GlareReducing SerrationsUses Standard A2 Front Sight Post, Interchangeable with Other Aftermarket Posts with Equivalent DimensionsUtilizes a Single Locking Torx Screw and Square-shaped Integral Recoil Stop for a Secure Zero Hold and Return to Zero onMIL-STD-1913 Picatinny RailsT20 Torx Wrench Included for a Simple and User Friendly InstallationDesigned to Match MT-950RS03 Super Slim Rear Sight and for Installation on Lowered Offset Gas Block ApplicationsNote: We recommend to tighten the side plate screw with torque value of about 35 inch-lb.Specifications:Material: AluminumWeight: 1.17ozPieces: 1Rail Type: PicatinnyLength: 1.27 inchWidth: 1.20 inchHeight: 1.93 inch