Original Option Parts made by Tokyo Marui.
Metal Construction.
Reduce muzzle velocity up to 40-50% when attaching this adapter on the barrel.
4 pcs of rubber made reduction ring included, detail as follow:
Yellow: Reduce about 10-20%
Red: Reduce about 20-30%
Blue: Reduce about 30-40%
White: Reduce about 40-50%, already install on the adapter.
Easy installation.
The adapter also can attach flash hider / silencer / full auto tracer in 14mm CCW thread.
Suitable for any airsoft gun barrel in 14mm CCW thread.
Genuine Tokyo Marui Product & Made in Japan.

Build: Metal
Weight (g) : 50 (with box)
Thread : 14mm CCW
Manufacturer : Tokyo Marui