BJ TAC SB-style Stock (Dark Earth) Gas Pistols and Rifles Inner Barrels The airsoft version is fully

The airsoft version is fully licensed by Umarex and comes with a decent 14rd capacity in its flush magazine

The knurled thread protector reveals standard 14mm Negative threads

950 MilliAmp-hour capacity

simulate 2 stage safety and recoi

easy to install

BJ TAC SB-style Stock (Dark Earth) Gas Pistols and Rifles Inner Barrels The airsoft version is fullyThe BJ Tac SB style stock is designed to offer the pistol brace look for you to build your "pistol" style short barreled AR featured by many shooters in the United States due to fire arm regulations. The stock works much like standard stocks and works with standard buffer tubes found on both GBB as well as AEG M4s. Compatibility: M4 AEG Series Airsoft Guns M4 GBBR Series Airsoft Guns Includes: x1 BJ TAC SB Style Stock for M4 AEG GBBR Airsoft Dark Earth