Combat Cage for Hero3/3+/4The Combat Cage is built to motion professional picture specs with 1 4 and 3 8 threads. Access to the camera at all times without remounting. Anodized aluminum from one solid block with stainless steel hardware. The Wide Open Camera GoPro Combat Cage will allow motion picture professionals to mount the camera safely almost anywhere. Compatible with Hero3. Hero3+ and Hero4 models only. Must be using the deep dive housing (rated 60m 197 ft.) sold