Type: An air revolver that can enjoy a real action with a single cartridge type. <br> Hop-up mechanism mounted to make it fly farther with less power. <br> Rear site: Adjustable up / down / left / right. <br> This airsoft gun is a competition gun for age 10 or older. <br> Please read &lt;Handling Precautions / Instructions&gt; carefully before using. <br> Please wear shoes only goggles. <br> Be sure to observe the rules and manner stipulated.