THICKNESS RINGS FOR FLAME HIDERS 10x0.2-0.3-0.5mm DYNAMIC TACTICAL (DY-AC69)

Rings to replace the original AEG spacer set
Design for Tokyo Marui M4 Series Airsoft Electric Gun AEG Rifle Gearbox
With two thick protectors

Thickness: 0.2mm x4pcs / 0.3mm x 3pcs / 0.5mm x 3pcs
Inner diameter thickness: 14mm
Thickness outside diameter: 18 mm