Abstract: Apparatus and method for attaching the rear edge of the fabric top and a sling to the periphery of a convertible top storage well are disclosed. A convertible vehicle has a top storage well located behind the rear seat for receiving the folded top through a top opening. A sling lines the well and is attached to the well periphery at the top opening. The rear edge of the convertible top cover is attached to a tacking strip which has a plurality of spaced holes that receive threaded studs welded to body structure. A plurality of nuts are screwed onto the studs atop the tacking strip to secure the tacking strip to the well walls. Each nut has an enlarged outwardly rounded head and a retention groove. An elongated strip of elastic material sewn to the sling incorporates a plurality of spaced slotted apertures and a central locating aperture.