C-MORE Dot Module 4 MOA. This red dot module manufactured by the experts at C-MORE is interchangeable in all C-MORE full size sights and utilize different size dots for different applications. The size of the C-MORE Full-Size Sights Dot Module is measured in minutes of angle (moa) with 1 minute of angle being equal to 1 inch at 100 yards (approx.). Don't "wash out" on bright sunny days get bright with the C-MORE Red Dot Module. Specifications for C-MORE Dot Module: Manufacturer: C-MORE Color: Black Finish: Matte Fabric/Material: Polymer Package Contents: C-MORE Red Dot Module C-MORE 4MOA: Dot Module 4 MOA