YUYIKES 20mm Mini Aluminum Alloy Picatinny Gun Rail Mount for GoPro Hero 2 3 3+ Made of high quality material, durable for long term use The newly designed rail mount allows the users to overcome all image head mounting issues that they may face with in the field. It provides both the security and specific angles that the camera head needs in order to capture professional quality footage and it is compatible with all the new bases for swapping from use to use. Perfect for hunters, military, law enforcement, recreational shooters, and airsoft players. Light weighted and portable