Earmor Hearing Protection Ear-Muff M31-MOD1 (2018 New Version) FG CAM870 The barrel nut thread follows

The barrel nut thread follows Marui AEG and GBB measurement

SKU DY-OB02-10NH-BK Item Weight (gram) 250 Major Color Black Length ~255mm Barrel Thread Diameter 14mm Adaptive End 14mm Counter-Clockwise Built Material CNC Aluminum Manufacturer DYTAC

Suitable for Tokyo Marui G17 Series Airsoft Gas Blow Black GBB Pistol

Metal Body

Earmor Hearing Protection Ear-Muff M31-MOD1 (2018 New Version) FG CAM870 The barrel nut thread followsThe Earmor Hearing Protection Ear Muff designed for noise that can cause permanent hearing loss which cannot be recovered. Noise levels above 125 decibels for even short periods of time, can cause permanent hearing loss. Hearing loss and damage occur from a combination of how long you are exposed to noise and how loud the noise is (dB level). Not only they can compress harmful noises up to 82 dBA without dampening all the sounds in the environment