The Flashner Kit is a versatile accessory mounting system for photographers and 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 and bulky camera cages and support rods. You can also combine different size Flashner Kits together to create an endless amount of variations. The Flashner Kits are available in: 4 Inch, 6 Inch, 8 Inch, 12 inch & 16 Inch Lengths. Patent Pending. Includes: (1) 12" Flashtrak (1) D-Flashner. Constructed From: 6061 Aluminum Alloy, & Steel