Handlebar / seatpost mount, take your Hero 5 / 4 / 3+ / 3 / 2 / 1 along for the ride. Compatible with: GoPro Hero 5 / 4 / 3+ / 3 / 2 / 1. Can work with roll bar mount large diameter bracket, handlebar seatpost mount small diameter bracket mount harness, head strap, vented helmet strap etc.