COM TAC Gen 5th Detachable Headband Tactical Headset(Not Noise) /OPS Fast Helmet ARC Rail Adapter For Com-Tac II III C4 C5 C6 Product Name:C5 Tactical Headset(without noise reduction) Item No.:HD-14-A Product size:about 10.5 x 13 x 21.5cm Product net weight:about 0.36KG Product color:Black/Green/Tan Use instructions:This product needs with ptt use Suitable head circumference:Head circumference in 52-62cm users Main material:Nylon 35 fiber Applicable scene: Military, hunting, outdoor sports and other Tactical Airsoft Athletics etc. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Product Name:helmet rail adapter for C series Tactical Headset Item No.:HD-ACC-10(Accessory) Product size:15 x 9.1 x 5.4cm Product net weight:0.15KG Product colour:Black/Tan/Green/Multicam/Multicam Black Main material:Nylon Suitable for: COMTAC C2, C3, C4, C5, C6 Series Headset Applicable scene: Military, hunting, outdoor sports and other Tactical Airsoft Athletics etc.