PolarStar Airsoft F1 HPA Electro-Pneumatic System with Full Size FCU (Model: M4)

Features:

• Machined aluminum alloy construction provides superior durability and lightweight design
• Tool-less design makes in the field maintenance simple and hassle free
• Delrin air nozzle
• Can be used with battery packs between 7.4v and 1.08v (7.4v-8.4v recommended)
• FCU allows for rate of fire, Max semi-auto and selector mode adjustments
• 2-9 round burst capable
• MAC manufactured custom solenoid makes the F1 system more compact and efficient
• Dual purpose flow control system allows for nozzle speed regulation and two-stage firing, increasing cyclic rate and smoother chambering
• 5 moving parts offers extreme reliability and makes maintenance easy
• Compatible with most Ver. 2 M4 gearboxes
• FCU and trigger board included