Echo1 M4 CQB XK End Cap Bravo Features:• Copper valve for excellent

Features:• Copper valve for excellent temperature distribution• Specially designed to increase gas efficiency and minimize gas loss• Stable gas flow for up to 24 shots per gas-filled magazine• Preinstalled PTS Magazine Basepad 1911 for added durability

Construction: Metal Slide

Become a cushion to protect the slide against the frame

7 Round Real Capacity Magazine

Its compact design ensures it fits neatly with your other gear

Echo1 M4 CQB XK End Cap Bravo Features:• Copper valve for excellentThis kit deletes the buffer tube and makes your M4 style AEG very compact. It has a QD swivel socket and includes a swivel as well for a sling. This will work on most M4 style AEGs though might require shortening of the back of the receiver to mount this plate.