 "GoPro The Tool (Thumb Screw Wrench + Bottle Opener) (GoPro Official Accessory)" "Professional Video Accessories | Gear Outlet"
"Metallic wrench used to tighten thumbscrew on quick release mount." 
 "GoPro Dual Battery Charger + (for HERO4 Black/HERO4 Silver) (GoPro Official Accessory)"@en-US "Camcorders - Page 2 | Come As You Arts"@en-US
"Compact Dual Battery Charger for HERO 4 batteries. Charge using any powered USB source (AC Adapter, Car Adapter, Laptop, etc.)."@en-US 