Full Black Matte Metal constructed top rail integrated system.
Add tactical rail system on top of your SG series AEG.
Provide 140mm 13 Slot top rail for any accessories attachment.
Replacement of the gas tube with barrel mount.
20mm rail system allow attachment of tactical Laser, flashlight, scope ...etc.
Suitable for G&G SG series airsoft electric gun AEG.
Color :Matte black
Mount base :20mm
Built material :Metal