Check the listing for details. Stinger Python Camera Arm with GoPro Mount Compatible with Gopro, Action Camera. Condition: New. Listed at 24.99 USD. *** If you would like to install on the NERF Gun (Toy), Please select option on "For NERF Blaster". The Single Arm and Twin Arms have to install on Picatinny or Weaver rail system The Stinger Python Action Camera Arm is designed to capture video from the point of view (first-person angle) of your shotguns, rifles, and handguns. It brings creative camera movements and angles to your video. The flexible arm is made of high-density rubber so it is bendable for any angle you like. The camera can be mounted on the bottom or the side of the barrel of a rifle. Compatible with most handguns, pistols, and shotguns with Picatinny or Weaver rail system. It is also compatible with the Nerf gun that has a Picatinny adapter. Non-reflective low profile matte black finish does not obstruct the aiming view. And it eliminates glare, making it easy to stay out of sight. Easy installation with an Allen wrench.