A new and distinct cultivar of Diascia plant named \u2018Diasttralav,\u2019 particularly distinguished by its lavender flowers and trailing habit. One or more restraints near a sprocket attached to the crankshaft or other device facilitate installation of one or more drive chains during engine assembly by limiting the movement of the drive chain away from the sprocket. In embodiments of the invention, the conductive channel includes a nanotube channel element and a field modulatable semiconductor channel element. The LED mounting assembly also includes a body portion configured to receive the gimbaled assembly, and a connector coupled to the body portion, the connector configured to provide at least one of an electrical connection and a mechanical connection for the mounting assembly. Each elementary zone comprises an engraved pattern whose diameter represents one respective grey level out of n possible levels. Each of the plurality of macro-pixels includes a second portion of the plurality of pixels.