The Burris Fastfire 3 is one of the most popular red dot sights on the market today.
Be online at the scheduled times and play! Apart from the inconvenience of having to remove, replace, and re-zero your sight, buying a sight with a bottom-access battery has no other disadvantages to point at.
IMPORTANT : Red dot optics are best sighted in at 100 yards.
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If you are playing on a non-gyro device.
They can be one of two things: markers that require alignment with the target, or optics that provide the person using it with a visually amplified image of said target.