King Arms TWS 9mm SBR GBBR Airsoft (10" M-Lok, CNC Bolt Carrier , DE)
 
Main Material:  Aluminum And Zinc Alloy
One piece CNC machined metal M-LOK handguard provides a solid rail platform. M-LOK-standard accessories can be bolt-on quickly and concretely.
CNC Alumimium Golden Bolt
Power Source: 134A (8kgs) / Top Gas (12kgs)
Fire Mode:  Safe/Single/Full-Auto
Capacity: 30rounds
No Marking Version