For OPS CORE ARC/Wendy M-LOK Rail Mount Adapter Tactical Headset Accessories Features: Perfectly adapted For EARMOR M31/M32/M31H/M32H headphones Come with two Adapters, the rail adapter can be used for OPS Core ARC And Team Wendy M-LOK Rail, Suit for all 19-21mm helmet guide rail. Can rotate 360° and can move up and down. The card position of the bracket on the headset can also be rotated. The length of the stand can also be adjusted The tactical headset is installed on the helmet using this product. When not in use, the headset can be rotated to the back of the helmet, which simplifies the storage method and creates a very low-key appearance. Applicable scene: team activities, tactical game, shooting training, movie props. Package Includes: 1 Set*Headphone Stand Notes: Please check the product model and size information before purchase to make sure the product is suitable, thank you!