Shield RMSx [Glass]This red dot uses the Shield RMSc footprint standard. A sight aimed at the competitive shooter, the RMSx was specifically designed to answer a call from the competitive marketplace for a Shield Sight with a larger lens. The lens is 80% larger than our current Mini Sight range and is available with a Crystal Clear Glass lens. Due to the larger lens, the RMSx will help our shooters to find the dot earlier in many scenarios. Most commonly when entering