Feature：

➤ Precision CNC machining for stable dimensions and smooth operation
➤ Aluminum / Steel / Zinc Alloy construction for the ideal balance of strength and weight
➤ Fully integrated MWS upgrade components for enhanced performance
➤ Reinforced polymer Nozzle with ~60% increased durability
➤ Bearing Bolt Carrier with integrated shock-absorption system
Quickly absorbs excess vibration and impact for smoother cycling.
➤ Improved axial stability : Ensures the bolt travels more linearly with less vibration deviation.
➤ Low gas-consumption design for better efficiency and cycle speed
➤ High durability, suitable for heavy-use players
➤ Low gas-consumption system for improved efficiency and stability
➤ Products Upgrade Components Included:
MWS bearing buffer weight
MWS reinforced nozzle / loading ramp assembly
MARUI MWS piston rubber
MARUI MWS nozzle return spring set