XCSOURCE 10 in 1 Accessories Set Chest strap + Wrist Strap + Helmet Strap + Protective Frame Set + Helmet Front Mount Set + Helmet Side Mount Set + Helmet Extension Arm Mount Set + Handlebar Holder + Insurance Tether with 3M adhesive + Flat / Curved Mount with Adhesive for Gopro Hero 2 3 3+ 4 Camera OS132