Shield Sights RMSx Compact 1x 4 MOA Reflex Mini Red Dot Sight XL RMSx-4MOA Glass Lens Black. It maintains the standard SHIELD footprint for compatibility boasts a new high-efficiency LED and comes in eight colours with 4MOA 8MOA or 65/2 Ring and dot sizes. Built on proven electronics the RMSx upholds SHIELD Sights reputation for reliability backed by a sub-1percent return rate and a commitment to customer satisfaction Specifications for Shield Sights RMSx Compact 1x Reflex Mini Red Dot Sight XL Lens: Manufacturer: Shield Sights Color: Black Finish: Matte Fabric/Material: Aerospace Grade Aluminum Magnification: 1 x Objective Lens Diameter: 22.8 mm Illumination Color: Red Eye Relief: Unlimited Adjustment Type: MOA Adjustment Click Value: 1 MOA Emitter Type: Open Lens Material: Polymer Optical Coating: Anti-Reflective Battery Type: CR2032 Battery Quantity: 1 Battery Life: 3 years Gun Make: Universal Gun Model: Universal Length: 1.5 in Width: 1 in Height: 0.8 in Weight: 0.61 oz Condition: New Condition Quality: Excellent Condition Details: Other Magnification Type: Fixed Quantity: 1 Red Dot Sights-Footprint: RMS Features of Shield Sights RMSx Compact 1x Reflex Mini Red Dot Sight XL Lens Mounts to SHIELDs famous footprint. Utilizes SHIELDs patented mechanism enabling co-witnessing with standard iron sights considerably reducing training times and costs. The mechanism uses no click adjustment making it infinitely more accurate when zeroing. Octagon-shaped crystal-clear lens with no filters to disturb the image of the world through the sight. Machined from aerospace-grade aluminium to extremely precise tolerances while maintaining an attractive modern-looking optic. Auto brightness adjustment so it can always be on and ready. Package Contents: Shield Sights RMSx Compact 1x Reflex Mini Red Dot Sight XL Lens Shield Sights RMSX-4MOA-GLASS: RMSx Compact 1x 4 MOA Reflex Mini Red Dot Sight XL RMSx-4MOA Glass Lens Black