Increase the level of safety in your staging area with the Echo 1 Tactical Muzzle cap.  Fits over most* AEG flash hiders and protects against accidental discharges.  Tested up to 680fps with .20g BBs and is designed for safety.  No airsoft BB is going to get through one of these!  You can even use them with your real firearms to protect the barrel from dust and dirt!Comes in four colors:  Red, Black, Olive Drab, Desert Tan.*Fit to most of NATO rifles / firearms with compensator / flash hider, including M4 series, M16 series, FN FAL, L85, AUG, M249 Series, HK G3, G33, G36 Series, Famas, and more...

King Arms barrel extension thread adapter for MP5 and G3 style electric airsoft rifles.

Echo 1 Steel Outer for M4 Stag-15 series.

M16A2 Outer Barrel Aluminum Construction with Hard Anodized Finish Fits Marui M16A2 Fits Most Metal Bodies