Aliceclub 9 in 1 Helmet Front Mount Kit for Gopro HERO 4 3 3+ 2 1, Xiaomi Yi, SJ4000 Action Camera - J-Hook Buckle + Long Screw + Curved / Flat Adhesive + Curved / Flat Surface Mount This helmet front mount kit is compatible with GoPro Hero HD 1 2 3 3+ 4, Xiaomi Yi, SJ4000 Action Camera The Curved and Flat Surface Mount Bases contain a 3M industrial-strength adhesive that ensures secure mounting on a wide variety of surfaces Compact and lightweight for easy storage and transportation It allows the camera to face in either direction to provide either a first-person viewpoint of the action Forward or rear facing shot selection, easily mounts to smooth surfaced helmets