This makes the adapter interchangeable between M4

Muzzle Velocity: ~345 FPS (Measured w/ 0

MAIN COMPARTMENT CAN HOLD 2 GUNS w/MAXIMUM LENGTH OF 36"

at an extended range

long-lasting internals all backed by G&G's legendary manufacturer's warranty

Axeon Optics 1x30 Reflex Dot Sight (Red/Green/Blue) Lonex This makes the adapter interchangeableThe Axeon Dot sight is not your average red dot. Nor is it your average green dot. The Axeon Dot sight has three color options, red, green, and blue with three brightness setting per color to allow you to adapt the sight to your vision and the various lighting conditions you may find yourself in. The Axeon Dot Sight easily mounts to standard Picatinny rails, has a generous 30mm 1x field of view and a 5 MOA dot size. Features Aluminum alloy housing