Modify M4 Tracer Jet High Cap Magazine

• Rapid-load: Simply wind the arm 4 times to fully load all 300 BBs.
• Modular LED magazine
• Lightweight design: The magazine is of polymer composite to be tough and durable.
• LED unit in the magazine - allows use of Tracer rounds without the need for tracer suppressors.

** Always wind the magazine anti-clockwise, winding clockwise will damage the mechanism**