Airtech Studios Krytac PDW BEU Battery Extension Unit Drum Magazines The 345 fps velocity means

The 345 fps velocity means this gun offers competitive performance and conservative gas usage while being field legal

This is the GEN 3 edition of the full frame Glock 18 that will 100% fit in Blackhawk and Safariland level 2/3 holsters

This rifle is very well put together and dependable

Tu-tone color of silver/black and extra back straps for custom configurations

Airtech Studios Krytac PDW BEU Battery Extension Unit Drum Magazines The 345 fps velocity meansThe Airtech Studios Krytac PDW BEU Battery Extension Unit is designed to fit on Krytac PDW MK2 style stocks. Very easy to install so you can add longer and bigger batteries in your rear stock buffer area. Can fit up to a Titan 3000 nun chuck 11. 1v.