Compatible with A&K Classic Army and other similar M249s
2500 round capacity reduces reloads on the field
Sound control winding capability
Pressure switch winding capability
Dimensions: 5.5" x 3.5" x 2.5" Compatibilityw: A&K, Classic Army and other compatible M249 Airsoft AEGs Capacity: 2500 rounds Winding Mechanism: Auto & Sound activated winding Battery:2X AA batteries
