Montego Chest Mount Harness/Chesty Strap + Head Strap Mount + J-Hook Buckle Mount + Thumbscrews for Gopro HD Hero4 Session, Hero4, Hero3+, Hero3, Hero2, Hero and SJCAM Cameras Montego head and chest straps are compatible with GoPro HERO4, HERO3+, HERO3, HERO2, HERO and SJ4000, SJ5000 Cameras Suitable for mountain biking, skiing, snowboarding, snorkeling and other outdoor sports Comfortable yet durable construction Head and chest straps are fully adjustable to fit most chest and head sizes Kit includes: 1 head strap, 1 chest strap, 1 J-hook, and 1 thumbscrew