EOTech 512/552 Battery Compartment Repair Kit (Pre-2009) Battery Compartment Repair Kit allows for repair of the battery cap if the spring and/or rubber grommet fail on pre-2009 512/552 sights. Designed to extend
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EOTech XPS2-1 Holographic Weapon Sight, Single CR123 battery; reticle pattern with 1 MOA dot - Dana Safety Supply