The Flashner Kit is a versatile accessory mounting system for Photographers & Videographers alike. It is built on the traditional Flash Shoe Platform that virtually all cameras use. This enables the user to quickly attach multiple accessories to their camera without large or bulky camera cages and support rods. You can also combine different size Flashner Kits to create endless configurations. Flashner Kits are available in: 4-inch, 6-inch, 8-inch, 12-inch and 16-inch lengths. Constructed From: 6061 Aluminum Alloy, & Steel.