Echo1 - M249 Hop Up Chamber for Echo1/CA/A&K M249

Replacement Hop Up Chamber for Echo1 M249 / A&K M249

Features

• Cast metal alloy construction
• Factory OEM spec
• Bucking, barrel spring and other necessary components included

Compatibility: A&K, Classic Army, Echo1 and other compatible M249 / M60 series AEGs
Material: Metal alloy