The RAP-B-202U-GOP1 consists of a 1" diameter rubber ball, connected to a custom GoPro® adapter. The adapter attaches directly to the under-side of the camera, replacing the factory mounting bracket.

Compatible GoPro® HD HERO Original, HD HERO2, & HERO3 Professional Cameras Features: 1. Patented rubber ball design dampens shock and vibration helping to extend the life of your camera. 2. Mount to many RAM double socket arms and mounts. 3. Multiple articulation and adjustment points for perfect viewing angles. 4. Lifetime warranty. Material: High Strength Composite Ball Size: 1" Rubber Ball "B" Size