Abstract: A dry land snowboard training device is presented for simulating the balance and movement of a conventional snowboard on dry land, and in particular the balance and movement of a conventional snowboard on a wooden half pipe. The device comprises a unitary retrofit apparatus which can be mounted to a footboard or removably mounted to a conventional snowboard. The retrofit apparatus includes a frame, a support brace, and a series of housing assemblies which each contain a plurality of ball bearings. The device also incorporates a pair of inventive bindings which each comprise a hard plastic sole, with straps, and a support piece, with a strap, which is attached to the hard plastic sole with flexible cords.