Primary Arms CLx 1x23mm Push Button Red Dot Sight 3 MOA Dot Reticle Black. The ultra compact design comes in at only 3.5 ounces with an overall length of 2.27 inches while packing in all the features you want in a microdot like an integrated solar failsafe and push button controls while utilizing the industry standard microdot mounting footprint. The multi-coated aspheric lens provides exceptional clarity and the 3 MOA reticle is visible even on the brightest day and the 10 total brightness settings including 2 night vision settings ensures you can use this optic under any lighting conditions. This CLx red dot sight proves you can have all the features you need in an optic without breaking the bank. Specifications for Primary Arms CLx 1x23mm Push Button Reflex Red Dot Sight: Manufacturer: Primary Arms Color: Black Magnification: 1 x Reticle: 3 MOA Dot Illumination Color: Red Adjustment Click Value: 1 MOA Battery Type: Lithium Metal CR2032 Weight: 3.5 oz Red Dot Sights-Footprint: Not Applicable Base/Mount Type: Fixed Package Contents: Primary Arms CLx 23mm Push Button Red Dot Sight Battery Primary Arms PA-CLX-RD-23: 1xCLx 23mm Push Button Red Dot Sight 3 MOA Dot Reticle Black