This is a custom Carbon Fiber skid with a 3D printed core. weighs lighter then a standard Derlin skid and skips off the rocks nicely. Designed for the standard 3 gear trans pattern. We offer the standard Gshot hole pattern for custom trans that use the 3 gear pattern as well as a mirrored version which will accept OG trans setups like a 3 gear with Dig or a stealth trans.