Abstract: A toy car and method provided with a base car portion and an exterior portion, where the design of the exterior portion may be changed by removing and reassembling multiple parts to create different automobile designs. A toy car that may be included in kits. The toy car may have a base automobile frame having connection fittings thereon. At least one non-interchangeable component releasably connected to the base automobile frame. The non-interchangeable component includes a frame cover having connection fittings thereon. A plurality of interchangeable components are releasably connected to the connection fittings of the frame cover or base automobile frame. Each interchangeable component includes a fitting structure connectable with one of the connection fittings of the base automobile frame or frame cover.

Abstract: A mounting system for the safety beam units of a garage door opener, the mounting system having two brackets, each bracket having a base with a circular opening and a support, the supports of both brackets being adjustably coupleable together. The mounting system also has a beam unit housing with a cylindrical mounting base fittable through the circular opening in the base of at least one of the brackets. A spring is coupled to the cylindrical mounting base, the spring having at least one end extending beyond a side of the cylindrical mounting base. The beam unit housing being held in position by the at least one spring end extending into contact with the base of least one bracket.