Features:

• Lightweight nylon polymer free float modular rail interface system for attachments
• Lightweight nylon polymer upper and lower receivers
• Full metal mock suppressor
• Internal full metal Version 2 gearbox with 8mm gear bushings
• Inner barrel measures out to 343mm in length
• 6.03mm inner barrel diameter size
• Retractable PDW style stock
• Easy access for quick spring change system
• Single sling placement w/ 3-hole buffer ring
• Flip-up front and rear sights