KWA 400rd KM4 K400 Polymer Hi-Cap AEG Airsoft Rifle Magazine

Based on KWA's legendary K120 Polymer Mid-Cap Magazine, the KWA K400 utilizes a similar design, but this time with a 400 round capacity. The magazine is compatible with any KM4 or RM4 Series rifle. With metal internals that live up to KWA’s reputation for quality. **NOTE** Although this magazine can be used in the RM4 Series, the mechanical / electrical cutoff will not activate when it is empty. Features: Made with high strength, reinforced polymer Capacity: 400 BBs Ergonomic surface for more positive grip when reloading Metal internal construction for reliable feeding Compatible with KWA KM4, RM4 and most M4 / M16 AEG airsoft rifles Available in SINGLE counts and 3-PACKS