ASG Steel spring guide with bearing for CZ Scorpion EVO3A1 AEG

-This option parts of ASG CZ Scorpion EVO3A1 AEG is made in Taiwan under licence by ASG and CZ.
-Steel construction.
-Factory option upgrade component.
-Comes with bearing which can reduce wear and tear.
-Suitable for ASG CZ Scorpion EVO3A1 AEG series.