All red dots are not created equal. The Freedom RDS (red dot sight) changes the game when it comes to consistency and durability in a red dot sight. Leupold took their 70+ years of optics knowledge and created a red dot that s built Leupold tough, performs in extreme conditions, and won t break the bank. It s everything you need in a red dot and nothing you don t. Product Features Guaranteed For Life: Guaranteed to perform for life, backed by our lifetime warranty. 1/4 MOA Finger Click: 1/4 MOA precision finger click adjustments for windage and elevation offer absolute repeatability and dependability over a lifetime of extreme use. 34mm Maintube: A 34mm maintube produces unparalleled windage and elevation adjustment travel. Lightweight aluminum housing: Housed in durable yet lightweight aircraft-grade aluminum. Motion Sensor Technology (MST): Extends battery life with Motion Sensor Technology (MST). Automatically deactivates illumination after 5 minutes of inactivity, yet reactivates instantly as soon as any movement is detected. Punisher Tested: Each scope design has to survive 5,000 impacts on the Punisher, Leupold s recoil simulation machine. The force of each impact is 3x the recoil of a .308 rifle. If the scope doesn t perform in any way during the tests, we make adjustments to the design and test it again. Push Button Illumination: Easy and simple reticle brightness control with our one-button design Waterproof & Fogproof: Absolute waterproof and fogproof integrity means it's ready to perform in the field, in all conditions. Product Specifications Weight (oz): 7.2 Length (in): 5.3 Elevation Adjustment Range (MOA): 80 Windage Adjustment Range (MOA): 80 Tube Diameter- k (mm): 34