King Arms 40 Round Magazine for WA Gas Blowback Rifles

Features Compatible with King Arms, Western Arms and other compatible M4/M16 GBB rifles 40 round capacity Durable metal alloy shell Lockback feature locks bolt open after last shot on compatible guns Realistic matte grey finish Manufacturer: King Arms Specifications: Color: Grey Compatibility: King Arms, Western Arms and other compatible M4/M16 GBB Airsoft rifles Capacity: 40 rounds Gas Type: Green gas/propane