Aluminum Case for Hero5/6/7 Black It features two extension arms

It features two extension arms for 8" or 16" configurations

although it is possible to open it by taping the iris pin on the back of the lens

Garmin Drive 51 LM

Furthermore

a -20 dB pad

Aluminum Case for Hero5/6/7 Black It features two extension armsThis aluminum cage is custom made for the GoPro Hero5, Hero6 & Hero7 Black edition cameras. Strong yet lightweight, it features 1 4" tripod mounts all around as well as a hot shoe mount on top, to attach your video lights and microphones. Both sides are open for easy access to all buttons, and the contour of the lens features a 52mm filter mount so that you can use it with your favorite filters. A great little rig for a great little camera!