DESCRIPTION: Condition: 100% New Colour: As the picture shown Tactical Headset Rail Mount Bracket 360 Rotation Headset Helmet Guide Adapter Fit OPS Core ARC and Team Wendy M-LOK Rail Product Specifications: Name: Tactical Headset Rail Bracket Material: High quality nylon Colors: black, tan, green Size: 10.5*13.4*4.5 cm Features: High quality nylon material, durable and wearable, can use for a long time. Multi-angle rotation. The connecting arm installed on the headset can realize 360 rotation of the headset. When the headset not use, It can be folded outward or back to the helmet. More convenience. Two kinds of adapter, For OPS Core ARC and Team Wendy M-LOK rails. Package includes: 1* tactical headset rail bracket" NOTE: 1. Due to the hand measurement, there may have error measurement about 1-5mm. 2.Item color displayed in pictures may be showing slightly different on your computer monitor since monitors are not calibrated same. Your understanding will be highly appreciated.