ZCI Aluminum M4 Outer Barrel for M4 / M16 AEG Rifles Sniper Rifle Binary trigger function as basic

Binary trigger function as basic function

there is no longer a need for inner barrels so you may experiment with the amount of BB's to load or you may mix and match different weights of BB's and even mix in 8mm BB's for even more unique spreads

rail mount for your Echo1 Compact Sniper Rifle (CSR) and is compatible with other SVD platforms

Easy to fill gas valve

mag pouches

ZCI Aluminum M4 Outer Barrel for M4 / M16 AEG Rifles Sniper Rifle Binary trigger function as basicFeatures Aluminum alloy construction; anodized matte black One piece design Ultra light weight Manufacturer: ZCI Specifications: Material: Aluminum Alloy Length: 10. 5" Thread Direction: 14mm Negative Compatibility: For Tokyo Marui, Matrix and Other Compatible M4 M16 Series Airsoft AEG Rifles