MAG VN-Style 130rd Mid-Cap Magazine for M4 / M16 Series Airsoft AEG Style:Single The Kythera SA system installs

The Kythera SA system installs into a standard gearbox as a single assembly and typically does not require any modification to the gearbox

Photonis Echo tubes offer great value for the price

we can release the spring

There are crevice's on each side of the BEU to maintain a constant flow of ventilation to the battery and components to prevent a buildup of heat

MAG VN-Style 130rd Mid-Cap Magazine for M4 / M16 Series Airsoft AEG Style:Single The Kythera SA system installsFeatures Precision feeding, better than hi cap magazines Stealth operation; no rattling sounds Great compatibility with major brand AEG rifles Lightweight construction makes it easy to carry multiple magazines Mag pouch and dump pouch friendly Compatibility: Works with Tokyo Marui, G&P, EMG, G&G, Krytac, KWA, Elite Force, and other compatible M4 M16 series Airsoft AEG rifles Capacity: 130 rounds Material: ABS Polymer Manufacturer: MAG